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.

  • Graphite

    Samsung Galaxy A56

    Sensors:Fingerprint (under display; optical); accelerometer; gyro; compass | Virtual proximity sensing NFC:Yes Radio:No USB:USB Type-C 2.0; OTG Charging:25W wired Battery Type:Li-Ion 5000 mAh; non-removable Speaker:Stereo speakers Video:4K@30fps; 1080p@30/60fps; gyro-EIS Main Camera:50 MP; f/1.8; (wide); 1/1.96"; PDAF; OIS | 8 MP; f/2.2; 123˚; (ultrawide); 1/4.0"; 1.12¡m | 5 MP; f/2.4; (macro) Selfie Camera Definition:13 MP; f/2.2; (wide); 1/3.06"; 1.12¡m Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac SIM:Nano-SIM; eSIM or Hybrid SIM (Nano-SIM; dual stand-by) Chip Options:Exynos 1480 (5 nm) Memory:6GB;8GB RAM Storage Description:UFS 2.2 Resolution:1080 x 2340 pixels (~390 ppi density) Display Size:6.6 inches Display Type:Super AMOLED; 120Hz; 1000 nits (HBM) Weight:209 g Dimension:161.7 x 78 x 8.2 mm OS:Android OS

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    From $399

  • Space Gray

    Apple iPhone X

    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 2716 mAh, non-removable (10.35 Wh) Speaker:Stereo speakers Audio Playback:Up to 60 hours Video Playback:Up to 13 hours Video:4K@24/30/60fps, 1080p@30/60/120/240fps Main Camera:12 MP, f/1.8, 28mm (wide), 1/3", 1.22Β΅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 | Apple Pay (Visa, MasterCard, AMEX certified) Chips:Apple A11 Bionic (10 nm) Memory:3GB Capacity:64GB;256GB Resolution:1125 x 2436 pixels Display Size:5.8 inch Display Type:Super Retina OLED Weight:174g Screen Size:143.6 x 70.9 x 7.7 mm (5.65 x 2.79 x 0.30 in) Manufacturer Part Number.:A1865 (Global), A1901 (USA, Canada), A1902 (Japan) Maximum OS Supported:iOS 16 OS:iOS 11

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    From $216

  • White

    Samsung Galaxy A54 5G

    Sensors:Fingerprint (under display, optical), accelerometer, gyro, compass, barometer (USA only) | Virtual proximity sensing NFC:Yes Radio:No USB:USB Type-C 2.0, OTG Charging:25W wired Battery Type:Li-Po 5000 mAh, non-removable Speaker:Stereo speakers Video:4K@30fps, 1080p@30/60fps, 720p@480fps Main Camera:50 MP, f/1.8, (wide), 1/1.56", 1.0¡m, PDAF, OIS | 12 MP, f/2.2, 123˚ (ultrawide), 1.12¡m | 5 MP, f/2.4, (macro) Selfie Camera Definition:32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8¡m Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 6 SIM:Single SIM (Nano-SIM, eSIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by) Chip Options:Exynos 1380 (5 nm) Memory:6GB;8GB RAM Storage Description:UFS 2.2 Resolution:1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) Display Size:6.4 inches, 100.5 cm2 (~82.9% screen-to-body ratio) Display Type:Super AMOLED, 120Hz, HDR10+, 1000 nits (HBM) Weight:202 g Dimension:158.2 x 76.7 x 8.2 mm (6.23 x 3.02 x 0.32 in) OS:Android OS

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    From $209

  • Black

    Apple iPhone XR

    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 2942 mAh, non-removable (11.16 Wh) Speaker:Stereo speakers Audio Playback:Up to 65 hours Video Playback:Up to 16 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, PDAF, OIS 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:3GB Capacity:256GB;512GB;64GB;128GB 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.:A2105, A1984, A2107, A2108, A2106 Maximum OS Supported:Latest iOS version OS:iOS 12

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    From $186

  • Snow

    Google Pixel 7a

    Sensors:Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer NFC:Yes Radio:No USB:USB Type-C 3.2 Charging:18W wired, PD3.0 | 7.5W wireless Battery Type:Li-Po 4385 mAh, non-removable Speaker:Stereo speakers Video:4K@30fps; Rear: 4K@30/60fps, 1080p@30/60/120/240fps Main Camera:Dual: 64 MP, f/1.9, wide; 13 MP, f/2.2, ultrawide Selfie Camera Definition:13 MP, f/2.2, ultrawide Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac/6e SIM:Nano-SIM and eSIM Chip Options:Google Tensor G2 (5 nm) Memory:8GB RAM Storage Description:UFS 3.1 Resolution:1080 x 2400 pixels, 20:9 ratio (~429 ppi density) Display Size:6.1 inches, 90.7 cm2 (~81.8% screen-to-body ratio) Display Type:OLED, HDR, 90Hz Weight:193.5 g Dimension:152 x 72.9 x 9 mm (5.98 x 2.87 x 0.35 in) OS:Android OS

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    From $184

  • Cobalt Violet

    Samsung Galaxy S24 Plus

    Sensors:Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | Samsung DeX, Samsung Wireless DeX (desktop experience support) | Ultra Wideband (UWB) support NFC:Yes Radio:No USB:USB Type-C 3.2, OTG Charging:45W wired, PD3.0, 65% in 30 min (advertised) | 15W wireless (Qi/PMA) | 4.5W reverse wireless Battery Type:Li-Ion 4900 mAh, non-removable Speaker:Stereo speakers Video:8K@24/30fps, 4K@30/60/120fps, 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, 67mm (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 6E SIM:Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) Chip Options:Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) - US/Canada | Exynos 2400 (4 nm) - International Memory:12GB RAM Storage Description:UFS 4.0 Resolution:1440 x 3088 pixels, 19.3:9 ratio (~509 ppi density) Display Size:6.7 inches, 110.9 cm2 (~92.2% screen-to-body ratio) Display Type:Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak) Weight:196 g or 197 g Dimension:158.5 x 75.9 x 7.7 mm (6.24 x 2.99 x 0.30 in) OS:Android OS

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    From $398

  • Black

    Samsung Galaxy A11

    Sensors:Fingerprint (rear-mounted); accelerometer; proximity NFC:No Radio:Yes USB:USB Type-C 2.0 Charging:15W fast charging Battery Type:Li-Po 4000 mAh; non-removable Speaker:Mono speaker Video:1080p@30fps Main Camera:13 MP; f/1.8; 28mm (wide) + 5 MP; f/2.2; (ultrawide) + 2 MP; f/2.4; (depth) Selfie Camera Definition:8 MP; f/2.0; (wide) Bluetooth:Bluetooth 4.2 Wi-Fi:Wi-Fi 802.11 b/g/n SIM:Dual SIM (Nano-SIM; dual stand-by) Chip Options:Qualcomm SDM450 Snapdragon 450 Memory:2GB;3GB RAM Storage Description:eMMC 5.1 Resolution:720 x 1560 pixels (~268 ppi density) Display Size:6.4 inches Display Type:PLS LCD; 720 x 1560 pixels Weight:177 g Dimension:161.4 x 76.3 x 8 mm OS:Android OS

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    From $22

  • Phantom Violet

    Samsung Galaxy S21 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:Yes (Snapdragon model only; market/operator dependent) USB:USB Type-C 3.2, OTG Charging:Fast charging 25W | USB Power Delivery 3.0 | Fast Qi/PMA wireless charging 15W | Reverse wireless charging 4.5W Battery Type:Li-Ion 4000 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:12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8¡m, Dual Pixel PDAF, OIS | 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8¡m, PDAF, OIS, 1.1x optical zoom, 3x hybrid 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 5.0 Wi-Fi:Wi-Fi 6 SIM:Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by) Chip Options:Exynos 2100 (5 nm) - International | Qualcomm SM8350 Snapdragon 888 5G (5 nm) Memory:8GB RAM Storage Description:UFS 3.1 Resolution:1080 x 2400 pixels, 20:9 ratio (~421 ppi density) Display Size:6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio) Display Type:Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak) Weight:169 g Dimension:151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in) OS:Android OS

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    From $180

  • Phantom Black

    Samsung Galaxy Z Fold 3

    Sensors:Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer | Bixby natural language commands and dictation | Samsung DeX (desktop experience support) | Samsung Pay (Visa, MasterCard certified) | Ultra Wideband (UWB) support NFC:Yes Radio:No USB:USB Type-C 3.2 Charging:Fast charging 25W | Fast wireless charging 11W | Reverse wireless charging 4.5W Battery Type:Li-Po 4400 mAh, non-removable Speaker:Stereo speakers Video:4K@60fps, 1080p@60/240fps (gyro-EIS), 720p@960fps (gyro-EIS), HDR10+ Main Camera:12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8¡m, Dual Pixel PDAF, OIS | 12 MP, f/2.4, 52mm (telephoto), 1/3.6", 1.0¡m, PDAF, OIS, 2x optical zoom | 12 MP, f/2.2, 123˚, 12mm (ultrawide), 1.12¡m Selfie Camera Definition:4 MP, f/1.8, 2.0¡m, under display | Cover camera Bluetooth:Bluetooth 5.2 Wi-Fi:Wi-Fi 6E SIM:Nano-SIM and eSIM Chip Options:Qualcomm SM8350 Snapdragon 888 5G (5 nm) Memory:12GB RAM Storage Description:UFS 3.1 Resolution:1768 x 2208 pixels (~374 ppi density) Display Size:7.6 inches, 179.9 cm2 (~88.8% screen-to-body ratio) Display Type:Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak) Weight:271 g Dimension:Unfolded;158.2 x 128.1 x 6.4 mm | Folded; 158.2 x 67.1 x 14.4-16 mm OS:Android OS

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    From $308

  • White

    Samsung Galaxy A36

    Sensors:Fingerprint (under display; optical); accelerometer; gyro; compass | Virtual proximity sensing NFC:Yes Radio:No USB:USB Type-C 2.0; OTG Charging:25W wired Battery Type:Li-Ion 5000 mAh; non-removable Speaker:Stereo speakers Video:4K@30fps; 1080p@30/60fps; gyro-EIS Main Camera:50 MP; f/1.8; (wide); 1/1.96"; PDAF; OIS | 8 MP; f/2.2; 123˚; (ultrawide); 1/4.0"; 1.12¡m | 5 MP; f/2.4; (macro) Selfie Camera Definition:13 MP; f/2.2; (wide); 1/3.06"; 1.12¡m Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac SIM:Nano-SIM; eSIM or Hybrid SIM (Nano-SIM; dual stand-by) Chip Options:Exynos 1380 (5 nm) Memory:6GB;8GB RAM Storage Description:UFS 2.2 Resolution:1080 x 2340 pixels (~390 ppi density) Display Size:6.6 inches Display Type:Super AMOLED; 120Hz; 1000 nits (HBM) Weight:209 g Dimension:161.7 x 78 x 8.2 mm OS:Android OS

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    From $238

  • Magical Blue

    Samsung Galaxy A15 5G 2023

    Sensors:Fingerprint (side-mounted), accelerometer, gyro, compass | Virtual proximity sensing NFC:Yes Radio:No USB:USB Type-C 2.0 Charging:25W wired Battery Type:5000 mAh Speaker:Stereo speakers Video:1080p@30fps Main Camera:50 MP, f/1.8, 26mm (wide), 1/2.8", 0.64Β΅m, PDAF | 5 MP, f/2.2, 17mm (ultrawide), 1/5.0", 1.12Β΅m | 2 MP, f/2.4, (macro) Selfie Camera Definition:13 MP, f/2.0, 26mm (wide), 1/3.06", 1.12Β΅m Bluetooth:Bluetooth 5.3 Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac SIM:Nano-SIM / Nano-SIM + Nano-SIM Chip Options:Mediatek Helio G99 (6 nm) Memory:4GB;6GB RAM Storage Description:UFS 2.2 Resolution:1080 x 2340 pixels, 19.5:9 ratio (~396 ppi density) Display Size:6.5 inches, 103.7 cm2 (~84.3% screen-to-body ratio) Display Type:Super AMOLED, 90Hz, 800 nits (HBM) Weight:200 g Dimension:160.1 x 76.8 x 8.4 mm (6.30 x 3.02 x 0.33 in) OS:Android OS

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    From $134

  • Stormy Black

    Google Pixel 6 Pro

    Sensors:Fingerprint (under display; optical); accelerometer; gyro; proximity; compass; barometer NFC:Yes Radio:No USB:USB Type-C 3.1 Charging:23W wired; PD3.0 | 23W wireless Battery Type:5003 mAh; non-removable Speaker:Stereo speakers Video:4K@30/60fps; 1080p@30/60/120/240fps Main Camera:50 MP; f/1.9; 26mm (wide); 1/1.31"; 1.2¡m; dual pixel PDAF; Laser AF; OIS | 48 MP; f/3.5; 104mm (telephoto); 1/2"; 0.8¡m; PDAF; OIS; 4x optical zoom | 12 MP; f/2.2; 114˚ (ultrawide); 1/2.9"; 1.25¡m Selfie Camera Definition:11.1 MP; f/2.2; 20mm (ultrawide) Bluetooth:Bluetooth 5.2 Wi-Fi:Wi-Fi 6E SIM:Nano-SIM and eSIM Chip Options:Google Tensor (5 nm) Memory:12GB RAM Storage Description:UFS 3.1 Resolution:1440 x 3120 pixels (~512 ppi density) Display Size:6.7 inches Display Type:LTPO AMOLED; 120Hz; HDR10+ Weight:210 g Dimension:163.9 x 75.9 x 8.9 mm OS:Android OS

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    From $208

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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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