Xiaomi Redmi 3 vs Samsung Galaxy A3 (2017)

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Display

Display size

5.0 inches
4.7 inches

Resolution

720 x 1280 pixels
720 x 1280 pixels

Pixel density

294 ppi
312 ppi

Technology

IPS LCD
Super AMOLED

Screen-to-body

71.14 %
67.85 %

Features

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Qualcomm Snapdragon 616 8939v2
Samsung Exynos 7 Octa 7870

Processor

Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit
Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 405
Mali-T830 MP2

RAM

2 GB
2 GB

Internal storage

16 GB
16 GB

Storage expansion

microSDXC up to 128 GB
microSDXC up to 256 GB

OS

Android (5.1 Lollipop), Xiaomi MI UI
Android (7.0 Nougat, 6.0 Marshmallow)

Battery

Capacity

4100 mAh
2350 mAh

Type

Not user replaceable
Not user replaceable

Charging

Fast charging
 

Camera

Rear

Single camera
Single camera

Main camera

13 megapixels
13 megapixels

Features

Phase detection autofocus
Autofocus, CMOS image sensor

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features

Video calling
Video calling, Video sharing

Front

5 megapixels
8 megapixels

Design

Dimensions

5.48 x 2.74 x 0.33 inches (139.3 x 69.6 x 8.5 mm)
5.33 x 2.61 x 0.31 inches (135.4 x 66.2 x 7.9 mm)

Weight

5.08 oz (144 g)
the average is 6.1 oz (174 g)
4.87 oz (138 g)
the average is 6.1 oz (174 g)

Materials

 
Back: Glass; Frame: Aluminum

Resistance

 
Water, Dust; IP 68

Biometrics

 
Fingerprint (touch)

Features

Touch sensitive control keys
Touch sensitive control keys

Colors

Gold, Gray, Silver
Black sky, Gold sand, Peach cloud, Blue mist

Cellular

LTE (FDD)

Bands 1(2100), 3(1800), 7(2600)
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)

LTE (TDD)

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 40(2300)

UMTS

850, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data Speed

LTE, HSPA, UMTS
LTE-A Cat 6 (300/50 Mbit/s), HSPA

Dual SIM

Yes
 

SIM type

Nano SIM, Micro SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

Album art cover, Background playback
Album art cover, Background playback

Connectivity & Features

Bluetooth

4.1
4.2

Wi-Fi

802.11 b, g, n; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB

microUSB, USB 2.0
Type-C (reversible)

Features

Mass storage device, Charging
Charging, Mass storage device

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other

Infrared, Tethering, Computer sync, OTA sync
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
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