Best Value Certified Used Devices Under S$400

CarousellMOBILE is backed by Carousell β€” the marketplace used by 1 in 3 Singaporeans. Find Singapore’s most trusted, quality-checked devices in our Best Value collection (Under S$400). Shop online with same-day delivery or visit CarousellMOBILE outlets across Singapore.

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  • Nebula Silver

    Oppo Reno 12 Pro

    Sensors:Fingerprint (under display; optical); accelerometer; gyro; proximity; compass; color spectrum NFC:Yes Radio:No USB:USB Type-C 3.1 Charging:100W wired; 50W wireless Battery Type:Li-Po 5000 mAh; non-removable Speaker:Stereo speakers Video:8K@24fps; 4K@30/60fps; 1080p@30/60/120/240fps Main Camera:50 MP; f/1.6; OIS + 50 MP; f/2.0; (telephoto) + 50 MP; f/2.2; (ultrawide) Selfie Camera Definition:50 MP; f/2.0; 22mm (wide) Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 7 SIM:Dual SIM (Nano-SIM; dual stand-by) Chip Options:Qualcomm Snapdragon 8 Gen 2 Memory:16GB RAM Storage Description:UFS 4.0 Resolution:1264 x 2780 pixels (~453 ppi density) Display Size:6.82 inches Display Type:AMOLED; 120Hz; HDR10+; 1600 nits (peak) Weight:190 g Dimension:163.7 x 74.4 x 8.2 mm OS:Android OS

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    From $327

  • Space Gray

    Apple iPhone XS Max

    Sensors:Face ID, accelerometer, gyro, proximity, compass, barometer NFC:Yes Radio:No USB:Lightning, USB 2.0 Fast Charging Capability:Yes (up to 50% charge in 30 minutes with compatible charger) Charging:15W wired, PD2.0, 50% in 30 min (advertised) | Wireless (Qi) Battery Type:Li-Ion 3174 mAh, non-removable (12.08 Wh) Speaker:Stereo speakers Audio Playback:Up to 65 hours Video Playback:Up to 15 hours Video:4K@24/30/60fps, 1080p@30/60/120/240fps, HDR, stereo sound rec. Main Camera:12 MP, f/1.8, 26mm (wide), 1/2.55", 1.4Β΅m, dual pixel PDAF, OIS | 12 MP, f/2.4, 52mm (telephoto), 1/3.4", 1.0Β΅m, PDAF, OIS, 2x optical zoom Selfie Camera Definition:7 MP, f/2.2, 32mm (standard) | SL 3D, (depth/biometrics sensor) Bluetooth:Bluetooth 5.0 Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac SIM:Nano-SIM and eSIM or Dual SIM (Nano-SIM, dual stand-by) - for China | Apple Pay (Visa, MasterCard, AMEX certified) Chips:Apple A12 Bionic (7 nm) Memory:4GB Capacity:64GB;512GB;256GB Resolution:1242 x 2688 pixels Display Size:6.5 inch Display Type:Super Retina OLED Weight:208g Screen Size:157.5 x 77.4 x 7.7 mm (6.20 x 3.05 x 0.30 in) Manufacturer Part Number.:A1921, A2101, A2102, A2104 Maximum OS Supported:Latest iOS version OS:iOS 12

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    From $219

  • Mint

    Samsung Galaxy Z Flip 6

    Sensors:Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer NFC:Yes Radio:No USB:USB Type-C 3.2, OTG Charging:25W wired, QC2.0, 50% in 30 min (advertised) | 15W wireless | 4.5W reverse wireless Battery Type:4000 mAh, non-removable Speaker:Stereo speakers Video:4K@30/60fps, 1080p@60/120/240fps, 720p@960fps, HDR10+ Main Camera:50 MP, f/1.8, 23mm (wide), 1.0¡m, dual pixel PDAF, OIS | 12 MP, f/2.2, 123˚ (ultrawide), 1.12¡m Selfie Camera Definition:10 MP, f/2.2, 23mm (wide), 1.22¡m Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 6E SIM:Nano-SIM and multi eSIM Chip Options:Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) Memory:12GB RAM Storage Description:UFS 4.0 Resolution:1080 x 2640 pixels (~426 ppi density) Display Size:6.7 inches, 101.5 cm2 (~85.5% screen-to-body ratio) Display Type:Foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) Weight:187 g Dimension:Unfolded; 165.1 x 71.9 x 6.9 mm | Folded; 85.1 x 71.9 x 14.9 mm OS:Android OS

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    From $329

  • Silver

    Apple iPad 10.2 7th Gen 2019 (Wifi-Only)

    Sensors:Fingerprint (front-mounted), accelerometer, gyro, compass, barometer | Siri natural language commands and dictation NFC:No Radio:No USB:Lightning, USB 2.0; magnetic connector Charging:Standard wired charging Battery Type:Li-Po 8827 mAh, non-removable (32.9 Wh) Speaker:Stereo speakers Video:1080p@30fps, 720p@120fps, HDR Main Camera:8 MP, f/2.4, 31mm (standard), 1.12Β΅m, AF Selfie Camera Definition:1.2 MP, f/2.2, 31mm (standard) Bluetooth:Bluetooth 4.2 Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac Face ID:No Touch ID:Yes Stylus:Yes SIM:Not applicable (Wi-Fi only model) GPU:PowerVR Series7XT Plus (six-core graphics) Chip Options:Apple A10 Fusion (16 nm) Processor:Quad-core 2.34 GHz (2x Hurricane + 2x Zephyr) Memory:3GB RAM Storage Description:Non-expandable Resolution:1620 x 2160 pixels, 4:3 ratio (~264 ppi density) Display Size:10.2 inches, 324.6 cm2 (~74.4% screen-to-body ratio) Display Type:Retina IPS LCD, 500 nits (typ) Weight:483 g Dimension:250.6 x 174.1 x 7.5 mm (9.87 x 6.85 x 0.30 in) Manufacturer Ref.:A2197 Maximum OS Supported:iPadOS 18.3 OS:iPadOS 13

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    From $83

  • Gold

    Apple iPad 9.7 5th Gen (2017) Wifi-Only

    Sensors:Fingerprint (front-mounted), accelerometer, gyro, compass, barometer NFC:No Radio:No USB:Lightning, USB 2.0 Charging:Lightning connector, USB 2.0 Battery Type:Li-Ion 8827 mAh, non-removable (32.9 Wh) Speaker:Stereo speakers Video:1080p@30fps Main Camera:8 MP, f/2.4, 31mm (standard), 1.12Β΅m, AF Selfie Camera Definition:1.2 MP, f/2.2, 31mm (standard) Bluetooth:Bluetooth 4.2 Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac Face ID:No Touch ID:Yes Stylus:Yes SIM:Not applicable GPU:PowerVR GT7600 (six-core graphics) Chip Options:Apple A9 (14 nm) Processor:Dual-core 2.34 GHz (Twister) Memory:2GB RAM Storage Description:Flash storage Resolution:1536 x 2048 pixels, 4:3 ratio (~264 ppi density) Display Size:9.7 inches, 291.4 cm2 (~69.9% screen-to-body ratio) Display Type:IPS LCD Weight:469 g Dimension:240 x 169.5 x 7.5 mm (9.4 x 6.67 x 0.30 in) Manufacturer Ref.:A1823 Maximum OS Supported:iPadOS 17 OS:iOS 10

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    From $60

  • Lavender

    Samsung Galaxy S23 5G

    Sensors:Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | Samsung DeX, Samsung Wireless DeX (desktop experience support) | Bixby natural language commands and dictation | Samsung Pay (Visa, MasterCard certified) NFC:Yes Radio:No USB:USB Type-C 3.2, OTG Charging:25W wired, PD3.0, 50% in 30 min (advertised) | 15W wireless (Qi/PMA) | 4.5W reverse wireless Battery Type:Li-Ion 3900 mAh, non-removable Speaker:Stereo speakers Video:8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps, HDR10+, stereo sound rec., gyro-EIS Main Camera:50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0¡m, Dual Pixel PDAF, OIS | 10 MP, f/2.4, 70mm (telephoto), 1/3.94", 1.0¡m, PDAF, OIS, 3x optical zoom | 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4¡m, Super Steady video Selfie Camera Definition:12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 6 SIM:Single SIM (Nano-SIM) or Dual Physical SIM (2 Nano-SIMs) Chip Options:Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) Memory:8GB RAM Storage Description:UFS 4.0 Resolution:1080 x 2340 pixels, 19.5:9 ratio (~425 ppi density) Display Size:6.1 inches, 90.1 cm2 (~86.8% screen-to-body ratio) Display Type:Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak) Weight:168 g Dimension:146.3 x 70.9 x 7.6 mm (5.76 x 2.79 x 0.30 in) OS:Android OS

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    From $266

  • Mint

    Samsung Galaxy Z Flip 5

    Sensors:Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer | Samsung Pay (Visa, MasterCard certified) NFC:Yes Radio:No USB:USB Type-C 3.2, OTG Charging:25W wired, 50% in 30 min (advertised) | 15W wireless | 4.5W reverse wireless Battery Type:Li-Po 3700 mAh, non-removable Speaker:Stereo speakers Video:4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+ Main Camera:12 MP, f/1.8, 24mm (wide), 1/1.76"", 1.8¡m, Dual Pixel PDAF, OIS | 12 MP, f/2.2, 123˚ (ultrawide), 1.12¡m Selfie Camera Definition:10 MP, f/2.2, 23mm (wide), 1.22¡m Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 6E SIM:Nano-SIM and eSIM Chip Options:Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) Memory:8GB RAM Storage Description:UFS 4.0 Resolution:1080 x 2640 pixels (~425 ppi density) Display Size:6.7 inches, 102.0 cm2 (~85.9% screen-to-body ratio) Display Type:Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1750 nits (peak) Weight:187 g Dimension:(Unfolded):- 165.1 x 71.9 x 6.9 mm | (Folded):- 85.1 x 71.9 x 15.1 mm OS:Android OS

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    From $255

  • Phantom Black

    Samsung Galaxy S22 Ultra 5G

    Sensors:Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | Samsung DeX, Samsung Wireless DeX (desktop experience support) | Bixby natural language commands and dictation | Samsung Pay (Visa, MasterCard certified) | Ultra Wideband (UWB) support NFC:Yes Radio:No USB:USB Type-C 3.2, OTG Charging:Fast charging 45W | USB Power Delivery 3.0 | Fast Qi/PMA wireless charging 15W | Reverse wireless charging 4.5W Battery Type:Li-Ion 5000 mAh, non-removable Speaker:Stereo speakers Video:8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS Main Camera:108 MP, f/1.8, 23mm (wide), 1/1.33", 0.8¡m, PDAF, Laser AF, OIS | 10 MP, f/4.9, 230mm (periscope telephoto), 1/3.52", 1.12¡m, dual pixel PDAF, OIS, 10x optical zoom | 10 MP, f/2.4, 70mm (telephoto), 1/3.52", 1.12¡m, dual pixel PDAF, OIS, 3x optical zoom | 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4¡m, dual pixel PDAF, Super Steady video Selfie Camera Definition:40 MP, f/2.2, 26mm (wide), 1/2.82", 0.7¡m, PDAF Bluetooth:Bluetooth 5.2 Wi-Fi:Wi-Fi 6E SIM:Physical Sim (Nano Sim) + eSim Chip Options:Exynos 2200 (4 nm) - Europe | Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm) - ROW Memory:8GB;12GB RAM Storage Description:UFS 3.1 Resolution:1440 x 3088 pixels (~500 ppi density) Display Size:6.8 inches, 114.7 cm2 (~90.2% screen-to-body ratio) Display Type:Dynamic AMOLED 2X, 120Hz, HDR10+, 1750 nits (peak) Weight:228 g / 229 Dimension:163.3 x 77.9 x 8.9 mm (6.43 x 3.07 x 0.35 in) OS:Android OS

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    From $326

  • Pink Gold

    Samsung Galaxy S22 Plus 5G

    Sensors:Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | Samsung DeX, Samsung Wireless DeX (desktop experience support) | Bixby natural language commands and dictation | Samsung Pay (Visa, MasterCard certified) | Ultra Wideband (UWB) support NFC:Yes Radio:No USB:USB Type-C 3.2, OTG Charging:Fast charging 45W | USB Power Delivery 3.0 | Fast Qi/PMA wireless charging 15W | Reverse wireless charging 4.5W Battery Type:Li-Ion 4500 mAh, non-removable Speaker:Stereo speakers Video:8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS Main Camera:50 MP, f/1.8, 23mm (wide), 1/1.56", 1.0¡m, Dual Pixel PDAF, OIS | 10 MP, f/2.4, 70mm (telephoto), 1/3.94", 1.0¡m, PDAF, OIS, 3x optical zoom | 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4¡m, Super Steady video Selfie Camera Definition:10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22¡m, Dual Pixel PDAF Bluetooth:Bluetooth 5.2 Wi-Fi:Wi-Fi 6E SIM:Single SIM (Nano-SIM) or Dual Physical SIM (2 Nano-SIMs) Chip Options:Exynos 2200 (4 nm) - Europe | Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm) - ROW Memory:8GB RAM Storage Description:UFS 3.1 Resolution:1080 x 2340 pixels, 19.5:9 ratio (~393 ppi density) Display Size:6.6 inches, 105.3 cm2 (~88.3% screen-to-body ratio) Display Type:Dynamic AMOLED 2X, 120Hz, HDR10+, 1750 nits (peak) Weight:195 g / 196 g Dimension:157.4 x 75.8 x 7.6 mm (6.20 x 2.98 x 0.30 in) OS:Android OS

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    From $234

  • Green

    Apple iPhone 13 Mini

    Sensors:Face ID, accelerometer, gyro, proximity, compass, barometer | Ultra Wideband (UWB) support NFC:Yes Radio:No USB:Lightning, USB 2.0 Fast Charging Capability:Up to 50% charge in around 30 minutes with 20W adapter or higher Charging:Wired, PD2.0, 50% in 30 min (advertised) | 15W wireless (MagSafe) | 7.5W wireless (Qi) Battery Type:Li-Ion 2438 mAh, non-removable (9.34 Wh) Speaker:Stereo speakers Audio Playback:Up to 50 hours Video Playback:Up to 17 hours Video:4K@24/30/60fps, 1080p@30/60/120/240fps, HDR, Dolby Vision HDR (up to 60fps), stereo sound rec. Main Camera:12 MP, f/1.6, 26mm (wide), 1.7¡m, dual pixel PDAF, sensor-shift OIS | 12 MP, f/2.4, 120˚, 13mm (ultrawide) Selfie Camera Definition:12 MP, f/2.2, 23mm (wide), 1/3.6" | SL 3D, (depth/biometrics sensor) Bluetooth:Bluetooth 5.0 Wi-Fi:Wi-Fi 6 (802.11ax) SIM:Nano-SIM and eSIM or Dual SIM (Nano-SIM, dual stand-by) | Apple Pay (Visa, MasterCard, AMEX certified) Chips:Apple A15 Bionic (5 nm) Memory:4GB Capacity:256GB;128GB;512GB Resolution:1080 x 2340 pixels Display Size:5.4 inch Display Type:Super Retina XDR OLED Weight:141g Screen Size:131.5 x 64.2 x 7.7 mm (5.18 x 2.53 x 0.30 in) Manufacturer Part Number.:A2481 (USA), A2626 (Canada, Japan), A2629 (China), A2630 (Global) Maximum OS Supported:Latest iOS version OS:iOS 15

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    From $358

  • Green

    Apple iPhone 11

    Sensors:Face ID, accelerometer, gyro, proximity, compass, barometer | Ultra Wideband (UWB) support NFC:Yes Radio:No USB:Lightning, USB 2.0 Fast Charging Capability:Yes (18W fast charger included) Charging:Wired, PD2.0, 50% in 30 min (advertised) | Wireless (Qi) Battery Type:Li-Ion 3110 mAh, non-removable (11.91 Wh) Speaker:Stereo speakers Audio Playback:Up to 65 hours Video Playback:Up to 17 hours Video:4K@24/30/60fps, 1080p@30/60/120/240fps, HDR, stereo sound rec. Main Camera:12 MP, f/1.8, 26mm (wide), 1/2.55", 1.4¡m, dual pixel PDAF, OIS | 12 MP, f/2.4, 120˚, 13mm (ultrawide), 1/3.6" Selfie Camera Definition:12 MP, f/2.2, 23mm (wide), 1/3.6" | SL 3D, (depth/biometrics sensor) Bluetooth:Bluetooth 5.0 Wi-Fi:Wi-Fi 6 (802.11ax) SIM:Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM, dual stand-by) - for China | Apple Pay (Visa, MasterCard, AMEX certified) Chips:Apple A13 Bionic (7 nm+) Memory:4GB Capacity:128GB;64GB;256GB Resolution:828 x 1792 pixels Display Size:6.1 inch Display Type:Liquid Retina IPS LCD Weight:194g Screen Size:150.9 x 75.7 x 8.3 mm (5.94 x 2.98 x 0.33 in) Manufacturer Part Number.:A2221 (Global), A2223 (China) Maximum OS Supported:Latest iOS version OS:iOS 13

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    From $208

  • White

    Apple iPhone 12

    Sensors:Face ID, accelerometer, gyro, proximity, compass, barometer | Ultra Wideband (UWB) support NFC:Yes Radio:No USB:Lightning, USB 2.0 Fast Charging Capability:Up to 50% charge in around 30 minutes with 20W adapter or higher Charging:Wired, PD2.0, 50% in 30 min (advertised) | 15W wireless (MagSafe) | 7.5W wireless (Qi) Battery Type:Li-Ion 2815 mAh, non-removable (10.78 Wh) Speaker:Stereo speakers Audio Playback:Up to 65 hours Video Playback:Up to 17 hours Video:4K@24/30/60fps, 1080p@30/60/120/240fps, HDR, Dolby Vision HDR (up to 30fps), stereo sound rec. Main Camera:12 MP, f/1.6, 26mm (wide), 1.4Β΅m, dual pixel PDAF, OIS Selfie Camera Definition:12 MP, f/2.2, 23mm (wide), 1/3.6" | SL 3D, (depth/biometrics sensor) Bluetooth:Bluetooth 5.0 Wi-Fi:Wi-Fi 6 (802.11ax) SIM:Nano-SIM and eSIM or Dual SIM (Nano-SIM, dual stand-by) - for China | Apple Pay (Visa, MasterCard, AMEX certified) Chips:Apple A14 Bionic (5 nm) Memory:4GB Capacity:64GB;128GB;256GB Resolution:1170 x 2532 pixels Display Size:6.1 inch Display Type:Super Retina XDR OLED Weight:164g Screen Size:146.7 x 71.5 x 7.4 mm (5.78 x 2.81 x 0.29 in) Manufacturer Part Number.:A2403, A2172, A2402, A2404 Maximum OS Supported:Latest iOS version OS:iOS 14

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    From $257

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Each device undergoes rigorous diagnostic tests, ensuring full functionality, genuine components and reliable performance.

1

Certified quality

Every device passes a 40-point quality check to ensure it’s fully functional, clean, and ready to use.
2

7-Day return

If your order isn’t as described, you have 7 days to return it for free. All process is quick and easy.

3

12-Month warranty

Enjoy peace of mind with a FREE 12-month warranty on every device. We’ve got you covered if anything goes wrong.

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CarousellMOBILE: find your ideal device in-person at Singapore's trusted shop!

CarousellMOBILE: Singapore's trusted certified used electronics store

CarousellMOBILE is Singapore's premier destination for certified used devices and secondhand electronics. We specialize in premium certified used phones, tablets, laptops, and smartwatches from top brands like Apple, Samsung, and Google.

Why choose our certified used electronics?

1. Rigorous Quality Guarantee

  • Every secondhand device passes our comprehensive 40-point inspection process covering technical performance, physical condition, and security verification.
  • Only certified used electronics that meet our strict standards earn our quality seal.
  • Professional cleaning, sanitization, and complete data wiping on every device.

2. Premium Brand Selection

3. Unmatched Customer Protection

  • 7-day full refund guarantee - return any secondhand device for any reason with our return policy.
  • 12-month comprehensive warranty on all certified used electronics - learn more in our warranty policy.
  • Same-day free delivery across Singapore when you order certified used devices before 2:45pm.
  • Multiple collection points island-wide for convenient pickup.
CarousellMOBILE advantage

Trusted Brand Backing, CarousellMOBILE operates under Singapore's largest marketplace, giving you confidence when buying certified used electronics. Our reputation is built on delivering quality secondhand devices with complete peace of mind.

Smart savings on premium devices

Get flagship certified used phones like iPhone and Samsung at prices up to 40% below retail. Why pay full price when you can own premium secondhand electronics that work like new?

Hassle-free trade-in

Upgrade your device while getting cash for your old one. Our trade-in program makes switching to certified used electronics even more affordable. Learn how to swap your old device for a new one and enjoy extra discounts here.

Shop certified used electronics with confidence

Every secondhand device at CarousellMOBILE comes with our quality guarantee. Whether you're looking for certified used phones, tablets, or laptops, you're getting authentic, tested, and reliable electronics.

Ready to discover Singapore's best certified used electronics?

Browse our collections and experience why thousands choose CarousellMOBILE for their secondhand device needs.

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