Product
Samsung Galaxy A51 5G
Samsung Galaxy A51 5G
Vivo Y28 4G
Vivo Y28 4G
Battery
Charging 15W wired 44W wired
Type Li-Po 4500 mAh 6000 mAh
Body
Build Glass front (Gorilla Glass 3), plastic back, aluminum frame Glass front, plastic frame, plastic back
Dimensions 158.9 x 73.6 x 8.7 mm (6.26 x 2.90 x 0.34 in) 165.7 x 76 x 8 mm (6.52 x 2.99 x 0.31 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 187 g (6.60 oz) 199 g (7.02 oz)
  - IP64 dust tight and water resistant (water splashes) Notification LED round light on the back
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC Yes No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio, RDS, recording FM radio
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, dual-band
Display
Protection Corning Gorilla Glass 3 -
Resolution 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) 720 x 1608 pixels, 20:9 ratio (~264 ppi density)
Size 6.5 inches, 102.0 cm2 (~87.2% screen-to-body ratio) 6.68 inches, 107.4 cm2 (~85.3% screen-to-body ratio)
Type Super AMOLED IPS LCD, 90Hz, 760 nits (typ), 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 2024, June 15
Status Available. Released 2020, April 29 Available. Released 2024, July
Main Camera
Dual - 50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth)
Features LED flash, panorama, HDR LED flash
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) -
Video 4K@30fps, 1080p@30/120fps; gyro-EIS 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
  UFS 2.1 -
Misc
Colors Prism Cube Black, Prism Cube White, Prism Cube Pink Agate Green, Gleaming Orange
Models SM-A516F, SM-A516F/DSN, SM-A516N, SM-A516B/DS, SM-A516B, SM-A516U, SC-54A, SM-A516U1, SCG07, SM-A5160 V2352
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 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G bands 41, 78 SA/NSA/Sub6 - SM-A516B/DS -
Speed HSPA, LTE, 5G HSPA, LTE
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE
  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 Helio G85 (12 nm)
CPU Octa-core (2x2.2 GHz Cortex-A77 & 6x1.8 GHz Cortex A55) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G76 MP5 Mali-G52 MC2
OS Android 10, upgradable to Android 13, One UI 5 Android 14, Funtouch 14
Selfie camera
Features HDR -
Single 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm 8 MP, f/2.1, (wide)
Video 4K@30fps, 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res audio