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Specifications
 

Samsung Galaxy A51

Samsung Galaxy A71

Full Differences
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Samsung Galaxy A51
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Samsung Galaxy A51

Samsung Galaxy A71

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 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
  HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66
  2, 4, 5, 12, 13, 25, 26, 41, 66, 71 - SM-A515U
Speed HSPA, LTE HSPA, LTE
Launch
Announced 2019, December 12 2019, December 12
Status Available. Released 2019, December 16 Available. Released 2020, January 17
Body
Dimensions 158.5 x 73.6 x 7.9 mm (6.24 x 2.90 x 0.31 in) 163.6 x 76 x 7.7 mm (6.44 x 2.99 x 0.30 in)
3D size compare
Weight 172 g (6.07 oz) 179 g (6.31 oz)
Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Display
Type Super AMOLED Super AMOLED Plus
Size 6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio) 6.7 inches, 108.4 cm2 (~87.2% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Protection Corning Gorilla Glass 3 Corning Gorilla Glass 3
Platform
OS Android 10, upgradable to Android 13, One UI 5 Android 10, upgradable to Android 13, One UI 5
Chipset Exynos 9611 (10 nm) Qualcomm SDM730 Snapdragon 730 (8 nm) - Global
Qualcomm SDM730 Snapdragon 730G (8 nm) - Philippines
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU Mali-G72 MP3 Adreno 618
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM 128GB 6GB RAM, 128GB 8GB RAM
 UFS 2.0 UFS 2.1
Main Camera
Modules 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)
64 MP, f/1.8, 26mm (wide), 1/1.72", 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 4K@30fps, 1080p@30/120fps; gyro-EIS 4K@30fps, 1080p@30/240fps, 1080p@960fps; gyro-EIS
Selfie Camera
Modules 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Features HDR HDR
Video 4K@30fps, 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 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
NFC Yes Yes (market dependent)
Infrared port No No
Radio FM radio FM radio
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
 Virtual proximity sensing
ANT+
ANT+
Battery
Type Li-Po 4000 mAh, non-removable Li-Ion 4500 mAh, non-removable
Charging 15W wired 25W wired
Misc
Colors Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink Prism Crush Black, Prism Crush Silver, Prism Crush Blue, Prism Crush Pink
SAR 0.80 W/kg (head)     0.67 W/kg (body)     0.98 W/kg (head)     0.90 W/kg (body)    
SAR EU 0.37 W/kg (head)     1.59 W/kg (body)     0.51 W/kg (head)     1.56 W/kg (body)    
Models 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 SM-A715F, SM-A715F/DS, SM-A715F/DSN, SM-A715F/DSM, SM-A715W, SM-A715X
Price $ 134.00 / C$ 178.00 / £ 109.00 / € 124.14 $ 136.35 / C$ 599.00 / £ 159.49 / € 117.69
Tests
Performance AnTuTu: 113051 (v7), 175363 (v8)
GeekBench: 5401 (v4.4), 1294 (v5.1)
GFXBench: 5.6fps (ES 3.1 onscreen)
AnTuTu: 192 458(v7), 263396 (v8)
GeekBench: 7039 (v4.4), 1733 (v5.1)
GFXBench: 15fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal) Contrast ratio: Infinite (nominal)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker -28.6 LUFS (Average) -29.0 LUFS (Average)
Audio quality Noise -93.1dB / Crosstalk -87.3dB Noise -93.5dB / Crosstalk -92.6dB
Battery (old) Endurance rating 86h Endurance rating 102h

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