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Compare cell phones - smartphone specs comparison

Smartphone 1

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Xiaomi Redmi 9

Smartphone 2

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Samsung Galaxy A51

Smartphone 3

Xiaomi Redmi 9 vs Samsung Galaxy A51 : What is the Difference?

  • Release Date: 2020, June 10 | 2019, December
  • Dimensions: 163.3 x 77 x 9.1 mm | 158.5 x 73.6 x 7.9 mm
  • Weight: 198 g | 172 g
  • Screen: 6.53", IPS LCD | 6.5", Super AMOLED
  • Main Camera: Quad, 13 MP | Quad, 48 MP
  • Selfi Camera: Single, 8 MP | Single, 32 MP
  • Memory: 32GB 3GB RAM, 64GB 4GB RAM, 128GB 6GB RAM | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
  • Battery: 5020 mAh | 4000 mAh
  • Headphone Jack: Yes | Yes
  • Approximate price: $ 130 | $280

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


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Common features
Brand and model Xiaomi Redmi 9 Samsung Galaxy A51
Rating (+3) (+3)
Release date 2020, June 10 2019, December
Dimensions (HxWxD) 163.3 x 77 x 9.1 mm | 6.43 x 6.43 x 3.03 in 158.5 x 73.6 x 7.9 mm | 6.24 x 6.24 x 2.9 in
Weight 198 g | 6.98 oz 172 g | 6.07 oz
Body Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
Colors Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue Prism Crush Black, White, Blue, Pink
Battery 5020 mAh, Non-removable Li-Po 4000 mAh,  Non-removable Li-Po
Battery life Talking time - Up to 32 h (3G)
Music play - Up to 87 h
Approximate price $ 130 $280

Screen
Technology IPS LCD Super AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.53" inc 6.5" inc
Screen area 104.7 cm2 102.0 cm2
Screen format 19.5:9 (height:width) 20:9 (height:width)
Screen to body ratio 83.2% 87.4%
Screen resolution 1080 x 2340 px 1080 x 2400 px
Screen PPI /points per inch/ 395 PPI 405 PPI
Screen protection Corning Gorilla Glass 3 Corning Gorilla Glass 3
Other specs - 400 nits typ. brightness

Camera and Video
Rear camera, main 13 MP, Quad 48 MP, Quad
Camera specs -13 MP, f/2.2, 28mm (wide), 1/3.1'', 1.12µm, PDAF
-8 MP, f/2.2, 118° (ultrawide), 1/4.0'', 1.12µm
-5 MP, f/2.4, (macro)
-2 MP, f/2.4, (depth)
-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
Functions LED flash, HDR, panorama LED flash, panorama, HDR
Video 1080p@30fps 2160p@30fps, 1080p@30/120fps; gyro-EIS
DxOMark Main Score 87
DxOMark Photo 90
DxOMark Video 86
Front camera, selfie 8 MP, Single 32 MP, Single
Specifications 8 MP, f/2.0, 27mm (wide) 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Functions HDR HDR
Video 1080p@30fps 1080p@30fps
Performance
Operating system - OS Android 10, MIUI 12 Android 10.0; One UI 2
Chipset - Mediatek Helio G80 (12 nm) - Exynos 9611 (10nm)
Processor CPU - Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) - Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU Mali-G52 MC2 Mali-G72 MP3
External memory microSDXC (dedicated slot) microSD, up to 1 TB (dedicated slot)
Internal memory 32GB 3GB RAM, 64GB 4GB RAM, 128GB 6GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
Antutu 8 score 201917 192677
Antutu 7 score 155326
GeekBench 5 Single Core 358 322
GeekBench 5 Multi-Core 1287 1212
Communication and Connectivity
SIM card 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 42.2/5.76 Mbps, LTE-A HSPA, LTE-A
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent) Yes
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Harmful irradiation SAR - 0.91 W/kg (head) 1.00 W/kg (body)
SAR EU - 0.91 W/kg (head) 1.00 W/kg (body)
SAR - 0.80 W/kg (head) 0.67 W/kg (body)
SAR EU - 0.37 W/kg (head) 1.59 W/kg (body)
Music and Audio
Radio Wireless FM radio FM radio
Headphone jack Yes Yes
Others - Active noise cancellation with dedicated mic
Other features
Sensors - Fingerprint (rear-mounted), accelerometer, proximity, compass , Infrared port - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other extras
- Fast charging 18W

- ANT+
- Fast battery charging 15W
Versions
- Versions: SM-A515F/DSN (Global); SM-A515F/DS (LATAM); SM-A515F/DST (Brazil); SM-A515F/DSM (Russia); SM-A515F/N (Australia)

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Xiaomi Redmi 9 vs Samsung Galaxy A51


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