Product
Samsung Galaxy A51 5G
Samsung Galaxy A51 5G
₹18,237
Oppo A5x
Oppo A5x
₹16,999
Battery
Charging 15W wired 45W wired, 33W PPS, 13.5W PD, 50% in 37 min
Type Li-Po 4500 mAh 6000 mAh
Body
Build Glass front (Gorilla Glass 3), plastic back, aluminum frame -
Dimensions 158.9 x 73.6 x 8.7 mm (6.26 x 2.90 x 0.34 in) 165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 187 g (6.60 oz) 193 g (6.81 oz)
  - IP65 dust tight and water resistant (low pressure water jets) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Comms
Bluetooth 5.0, A2DP, LE 5.1, A2DP, LE
NFC Yes No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio, RDS, recording Unspecified
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Protection Corning Gorilla Glass 3 Unspecified
Resolution 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) 720 x 1604 pixels, 20:9 ratio (~264 ppi density)
Size 6.5 inches, 102.0 cm2 (~87.2% screen-to-body ratio) 6.67 inches, 107.2 cm2 (~84.9% screen-to-body ratio)
Type Super AMOLED IPS LCD, 120Hz, 1000 nits (HBM)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer, proximity, compass
  ANT+ -
Launch
Announced 2020, April 08 2025, May 23
Status Available. Released 2020, April 29 Available. Released 2025, May 25
Main Camera
Features LED flash, panorama, HDR LED flash, HDR, panorama
Quad 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth) -
Single - 32 MP, f/1.9, (wide), AF
Video 4K@30fps, 1080p@30/120fps; gyro-EIS Yes
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC
Internal 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 128GB 4GB RAM
  UFS 2.1 UFS 2.2
Misc
Colors Prism Cube Black, Prism Cube White, Prism Cube Pink Tranquil Lake Green, Laser White
Models SM-A516F, SM-A516F/DSN, SM-A516N, SM-A516B/DS, SM-A516B, SM-A516U, SC-54A, SM-A516U1, SCG07, SM-A5160 -
SAR EU 0.50 W/kg (head)     1.55 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 - SM-A516B/DS HSDPA 850 / 900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 12, 20, 28, 38, 40, 41 - SM-A516B/DS LTE
5G bands 41, 78 SA/NSA/Sub6 - SM-A516B/DS SA/NSA
Speed HSPA, LTE, 5G HSPA, LTE, 5G
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
  2, 4, 5, 12, 13, 25, 26, 41, 66, 71 - SM-A516U -
Our Tests
Battery (old) Endurance rating 90h -
Camera Photo / Video -
Display 642 nits max brightness (measured) -
Loudspeaker -29.5 LUFS (Average) -
Performance AnTuTu: 316007 (v8) GeekBench: 1867(v5.1) GFXBench: 17fps (ES 3.1 onscreen) -
Platform
Chipset Exynos 980 (8 nm) Mediatek Dimensity 6300 (6 nm)
CPU Octa-core (2x2.2 GHz Cortex-A77 & 6x1.8 GHz Cortex A55) Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G76 MP5 Mali-G57 MC2
OS Android 10, upgradable to Android 13, One UI 5 Android 15, ColorOS 15
Selfie camera
Features HDR -
Single 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm 5 MP, f/2.2, (wide)
Video 4K@30fps, 1080p@30fps Yes
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
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