Samsung Galaxy E7

Samsung Galaxy A51

browser

java

Yes, via Java MIDP emulator

os

Android L OS 5.1.1

Android 10.0; One UI 2

RAM

2 GB

6 GB

ROM

16 GB

128 GB

expandable

64 GB

512 GB

CPU

Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)

GPU

Adreno 306

Mali-G72 MP3

SoC

Qualcomm MSM8916 Snapdragon 410

Exynos 9611 (10nm)

number of cores

4core

8core

speed

1.2 GHz Cortex-A53

features

LED flash, panorama, HDR

primary

13 MP AF

Quad:
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8m, PDAF
12 MP, f/2.2, 12mm (ultrawide)
5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12m
5 MP, f/2.2, (depth)

secondary

5 MP AF

32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8m

video

2160p@30fps, 1080p@30/60/120fps; gyro-EIS

capacity

2950mAh

4000mAh

charging

Fast battery charging 15W

type

Li-Ion (non-removeable)

Li-Polymer (non-removable)

Display

Super AMOLED 20 x 1280 pixels (~267 ppi pixel density)

Super AMOLED capacitive touchscreen, 16M colors, 102.0 cm2 (~87.4% screen-to-body ratio)

SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Weight

141 gm

172 gm

build

Glass front (Gorilla Glass 3), plastic back, plastic frame

dimension

158.5 x 73.6 x 7.9 mm

protection

Corning Gorilla Glass 3

resolution

1080 x 2400 pixels, 20:9 ratio (~405 ppi density)

screen

5.5"

6.5"

GPS

Yes, with A-GPS, GLONASS, GALILEO, BDS

NFC

Yes

USB

microUSB v2.0

2.0, Type-C 1.0 reversible connector, USB On-The-Go

bluetooth

v4.0, A2DP

5.0, A2DP, LE

internet

2G/3G/4G/LTE

wifi

802.11 b/g/n, Wi-Fi Direct, hotspot

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

radio

FM Radio

sensors

Accelerometer, proximity, GPS, A-GPS, GLONASS

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, ANT+