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Smartphone 1

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Samsung Galaxy A51

Smartphone 2

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Samsung Galaxy A7 (2018)

Smartphone 3

Samsung Galaxy A51 vs Samsung Galaxy A7 (2018) : What is the Difference?

  • Release Date: 2019, December | 2018, September
  • Dimensions: 158.5 x 73.6 x 7.9 mm | 159.8 x 76.8 x 7.5 mm
  • Weight: 172 g | 168 g
  • Screen: 6.5", Super AMOLED | 6", Super AMOLED
  • Main Camera: Quad, 48 MP | Triple, 24 MP
  • Selfi Camera: Single, 32 MP | Single, 24 MP
  • Memory: 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | 128 GB, 4/6 GB RAM 64 GB, 4 GB RAM
  • Battery: 4000 mAh | 3300 mAh
  • Headphone Jack: Yes | Yes
  • Approximate price: $280 | 280 EUR

Continue reading and check the table below for full detailed comparison of all phones specs .


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Common features
Release date 2019 2018
Dimensions (HxWxD) 158.5 Х 73.6 Х 7.9 mm 159.8 Х 76.8 Х 7.5 mm
Weight 172 g 168 g
Body Build Glass front (Gorilla Glass 3), plastic back, plastic frame Front/back glass, plastic frame
Colors Prism Crush Black, White, Blue, Pink Black, blue, gold, pink
Battery 4000 mAh,  Non-removable Li-Po 3300 mAh,  Non-removable Li-Po
Battery life Talking time - Up to 32 h (3G)
Music play - Up to 87 h
Approximate price $280 280 EUR

Performance
Operating system - OS Android 10.0; One UI 2 Android 8.0 (Oreo), planned upgrade to Android 9.0 (Pie)
Chipset - Exynos 9611 (10nm) - Exynos 7885 Octa (14 nm)
Processor CPU - Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) - Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Graphics processor GPU Mali-G72 MP3 Mali-G71
External memory microSD, up to 1 TB (dedicated slot) microSD, up to 512 GB (dedicated slot)
Internal memory 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 128 GB, 4/6 GB RAM 64 GB, 4 GB RAM
Antutu 8 score 186846 144819
Antutu 7 score 155326 116560
GeekBench 5 Single Core 322 297
GeekBench 5 Multi-Core 1212 974

Screen
Technology Super AMOLED Super AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.5" inc 6" inc
Screen area 102.0 cm2 91.4 cm2
Screen format 20:9 (height:width) 18.5:9 (height:width)
Screen to body ratio 87.4% 74.4%
Screen resolution 1080 x 2400 px 1080 x 2220 px
Screen PPI /points per inch/ 405 PPI 411 PPI
Screen protection Corning Gorilla Glass 3 Corning Gorilla Glass (unspecified version)
Other specs - Always-on display
Camera and Video
Rear camera, main 48 MP, Quad 24 MP, Triple
Camera specs -48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
-12 MP, f/2.2, 12mm (ultrawide)
-5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12µm
-5 MP, f/2.2, 1/5.0", 1.12µm, depth sensor
-24 MP, f/1.7, 27mm (wide), PDAF
-8 MP, f/2.4, 18mm (ultrawide)
-5 MP, f/2.2, depth sensor
Functions LED flash, panorama, HDR LED flash, panorama, HDR
Video 2160p@30fps, 1080p@30/120fps; gyro-EIS 1080p@30fps (gyro-EIS)
Front camera, selfie 32 MP, Single 24 MP, Single
Specifications 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm 24 MP, f/2.0, 26mm (wide)
Functions HDR HDR
Video 1080p@30fps 1080p@30fps
Communication and Connectivity
SIM card Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by)
Network GSM / HSPA / LTE GSM / HSPA / LTE
Show all network frequencies:
Speed HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS
NFC Yes Yes (market dependent)
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go microUSB 2.0
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Harmful irradiation SAR - 0.80 W/kg (head) 0.67 W/kg (body)
SAR EU - 0.37 W/kg (head) 1.59 W/kg (body)

SAR EU - 0.34 W/kg (head)     1.43 W/kg (body)    
Music and Audio
Radio FM radio FM radio
Headphone jack Yes Yes
Others - Active noise cancellation with dedicated mic - Active noise cancellation with dedicated mic
-Dolby Atmos sound
Other features
Sensors - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass - Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Other extras
- ANT+
- Fast battery charging 15W

- ANT+
- Samsung Pay
Versions
- Versions: SM-A515F/DSN (Global); SM-A515F/DS (LATAM); SM-A515F/DST (Brazil); SM-A515F/DSM (Russia); SM-A515F/N (Australia)

- Versions: SM-A750F/DS (EMEA); SM-A750G (Hong Kong); SM-A750FN/DS (Europe)



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