Samsung Galaxy A8 (2018) vs Samsung Galaxy A51 5G Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.6 inches

6.5 inches

Resolution:

2220 x 1080 pixels, 18.5:9 ratio, 441 PPI

2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

Super AMOLED

Refresh rate:

60Hz

Screen-to-body:

75.60 %

87.37 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 5 Octa 7885 (14 nm)

Samsung Exynos 980 (8 nm)

Processor:

Octa-core, 2200 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit

Octa-core, 2x 2.2GHz Cortex-A77 + 6x 1.8GHz Cortex-A55, 64-bit

GPU:

Mali-G71

Mali-G76 MP5

RAM:

4GB LPDDR4

6GB LPDDR4

Internal storage:

64GB

128GB, available to use: 105.3 GB

Storage expansion:

microSDXC up to 256 GB

microSDXC up to 1000 GB

Device type:

Smartphone

OS:

Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat), Samsung One UI

Android (11, 10), Samsung One UI

Battery

Capacity:

3000 mAh

4500 mAh

Type:

Li - Polymer, Not user replaceable

Charging:

Fast charging

Max charge speed:

Wired: 25.0W

Camera

Rear:

Single camera

Quad camera

Main camera:

16 MP (PDAF)

48 MP (PDAF)

Specifications:

F1.7

F2.0; 26 mm; 1/2"; 0.8 μm

Second camera:

12 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm

Third camera:

5 MP (Macro)

Specifications:

Aperture size: F2.4; Focal Length: 40 mm

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Flash:

LED

Video recording:

1920x1080 (Full HD) (30 fps)

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps)

Features:

Hyperlapse, EIS, Video calling, Video sharing

Hyperlapse, EIS

Front:

16 MP (Dual-Camera)

32 MP (HDR)

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

5.87 x 2.78 x 0.33 inches (149.2 x 70.6 x 8.4 mm)

6.26 x 2.90 x 0.34 inches (158.9 x 73.6 x 8.7 mm)

Weight:

6.07 oz (172.0 g)

6.60 oz (187.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

Fingerprint (touch)

2D Face unlock, In-screen fingerprint

Features:

Notification light

Keys:

Left: Volume control; Right: Lock/Unlock key

Right: Volume control, Lock/Unlock key

Colors:

Black, Gold, Orchid grey, Blue

Prism cube black

Cellular

5G:

n41, n71, SA, NSA

4G (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)