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Samsung Galaxy A51
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Samsung Galaxy J7 Prime

Samsung Galaxy A51
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Network
Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
  HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network 1, 3, 5, 7, 8, 20, 38, 40 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
  2, 4, 5, 12, 13, 25, 26, 41, 66, 71 - SM-A515U
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
Launch
Announced 2016, September 01. Released 2016, November 30 2019, December 12
Status Discontinued Available. Released 2019, December 16
Body
Dimensions 151.7 x 75 x 8 mm (5.97 x 2.95 x 0.31 in) 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in)
3D size compare
Weight 167 g (5.89 oz) 172 g (6.07 oz)
Build Glass front (Gorilla Glass), aluminum/plastic back, aluminum frame Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Nano-SIM
Nano-SIM + Nano-SIM		 Nano-SIM
Nano-SIM + Nano-SIM
Display
Type PLS LCD Super AMOLED
Size 5.5 inches, 83.4 cm2 (~73.3% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) 1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Protection Corning Gorilla Glass (market dependent) Corning Gorilla Glass 3
Platform
OS Android 6.0.1 (Marshmallow), upgradable to Android 9.0 (Pie), One UI Android 10, upgradable to Android 13, One UI 5
Chipset Exynos 7870 Octa (14 nm) Exynos 9611 (10 nm)
CPU Octa-core 1.6 GHz Cortex-A53 Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU Mali-T830 MP1 Mali-G72 MP3
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
 eMMC 5.1 UFS 2.0
Main Camera
Modules 13 MP, f/1.9, 28mm (wide), AF 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)
Features LED flash, panorama, HDR LED flash, panorama, HDR
Video 1080p@30fps 4K@30fps, 1080p@30/120fps; gyro-EIS
Selfie Camera
Modules 8 MP, f/1.9 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Features HDR
Video 1080p@30fps 4K@30fps, 1080p@30fps
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Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.1, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
NFC No Yes
Infrared port No No
Radio FM radio FM radio
USB microUSB 2.0, OTG USB Type-C 2.0, OTG
Features
Sensors Fingerprint (front-mounted), accelerometer, proximity Fingerprint (under display, optical), accelerometer, gyro, compass
 ANT+ Virtual proximity sensing
ANT+
Battery
Type Li-Ion 3300 mAh, non-removable Li-Po 4000 mAh, non-removable
Charging 15W wired
Talk time Up to 21 h (3G)
Music play Up to 84 h
Misc
Colors Black, Gold, Rose Gold Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink
SAR 0.56 W/kg (head)     1.02 W/kg (body)     0.80 W/kg (head)     0.67 W/kg (body)    
SAR EU 0.40 W/kg (head)     1.40 W/kg (body)     0.37 W/kg (head)     1.59 W/kg (body)    
Models SM-G610F, SM-G610Y, SM-G610M, SM-G610 SM-A515F, SM-A515F/DSN, SM-A515F/DS, SM-A515F/DST, SM-A515F/DSM, SM-A515F/N, SM-A515U, SM-A515U1, SM-A515W, SM-A515X, SM-S515DL
Price About 210 EUR $ 124.00 / C$ 179.99 / £ 77.74 / € 133.92
Tests
Performance AnTuTu: 113051 (v7), 175363 (v8)
GeekBench: 5401 (v4.4), 1294 (v5.1)
GFXBench: 5.6fps (ES 3.1 onscreen)
Display 636 nits max brightness (measured)
Loudspeaker -28.6 LUFS (Average)
Audio quality Noise -93.1dB / Crosstalk -87.3dB
Battery (old) Endurance rating 86h

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