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Samsung Z3 vs Xiaomi Redmi 3S

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Summary
58%
64%
Performance

Spreadtrum SC7730

1 GB RAM

Snapdragon 430

2 GB RAM

Display

5.0" (12.7 cm)

720x1280 px (HD)

5.0" (12.7 cm)

720x1280 px (HD)

Rear Camera

8 MP

Single Camera

13 MP

Single Camera

Front Camera

5 MP

Single Camera

5 MP

Single Camera

Battery

2600 mAh

4100 mAh

Storage

8 GB

128 GB (Expandable)

16 GB

128 GB (Expandable)

Expert Rating

4.0/5

Read Expert Review

User Rating

★★★★★
★★★★★

3.3/5 based on 5,682 ratings

Read All User Reviews

★★★★★
★★★★★

4.3/5 based on 213,965 ratings

Read All User Reviews

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Not Available in any store
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Not Available in any store
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General
Launch Date

October 21, 2015 (Official)

August 17, 2016 (Official)

Operating System

Tizen v2.4

Android v6.0 (Marshmallow)

Custom UI

MIUI

Performance
Poor
Average
Chipset

Spreadtrum SC7730

Qualcomm Snapdragon 430 MSM8937

CPU

Quad core, 1.3 GHz, Cortex A7

Octa core, 1.4 GHz, Cortex A53

Architecture

64 bit

Graphics

Mali-400 MP2

Adreno 505

RAM

1 GB

2 GB

RAM Type

LPDDR3

Display
Good
Average
Display Type

Super AMOLED

IPS LCD

Screen Size

5.0 " (12.7 cm)

5.0 " (12.7 cm)

Resolution

720x1280 px (HD)

720x1280 px (HD)

Pixel Density

294 ppi

294 ppi

Screen to Body Ratio (calculated)

69.37 %

70.92 %

Screen Protection

No

No

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Display Colour

16M

Design
Size Compare
Size Compare
Dimensions

Height: 141.6 mm
Width: 70 mm
Thickness: 7.9 mm

Height: 139.3 mm
Width: 69.6 mm
Thickness: 8.5 mm

Weight

137 grams

144 grams

Build Material

Case: Metal
Back: Metal

Colours

Black, Gold, Silver

Gold, Silver, Dark Grey

Camera
Main Camera
Camera Setup

Single

Single

Resolution

8 MP Primary Camera

13 MP f/2.0, Primary Camera

Sensor

CMOS image sensor

Autofocus

, Phase Detection autofocus

OIS

No

No

Flash

, LED Flash

, LED Flash

Image Resolution

3264 x 2448 Pixels

4128 x 3096 Pixels

Settings

Exposure compensation, ISO control

Shooting Modes

High Dynamic Range mode (HDR)

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

Digital Zoom
Face detection
Touch to focus

Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

1920x1080 @ 30 fps

Front Camera
Average
Average
Camera Setup

Single

Single

Resolution

5 MP Front Camera

5 MP f/2.2, Primary Camera

Autofocus

No

No

Flash

No

No

Camera Features

Wide Angle Selfie

Video Recording

1920x1080 @ 30 fps

Battery
Average
Good
Capacity

2600 mAh

4100 mAh

Type

Li-ion

Li-Polymer

Removable

No

Quick Charging

, Fast

USB Type-C

No

No

Storage
Very Good
Best in Class
Internal Memory

8 GB

16 GB

Expandable Memory

, Up to 128 GB

, Up to 128 GB

USB OTG

No

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Micro
SIM2: Micro

SIM1: Micro
SIM2: Nano (Hybrid)

Network Support

5G Not Supported in India, 3G, 2G

5G Not Supported in India, 4G Supported in India, 3G, 2G

VoLTE

SIM 1

3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3) / 850(band 5)
3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 900 MHz
GPRS:
Available
EDGE:
Available

SIM 2

2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3) / 850(band 5)
3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 900 MHz
GPRS:
Available
EDGE:
Available

SAR Value

Head: 0.617 W/kg, Body: 0.429 W/kg

Wi-Fi

, Wi-Fi 4 (802.11 b/g/n)

, Wi-Fi 4 (802.11 b/g/n)

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

Bluetooth

, v4.0

, v4.1

GPS

with A-GPS

with A-GPS, Glonass

NFC

No

No

USB Connectivity

microUSB 2.0

Mass storage device, USB charging, microUSB 2.0

Multimedia
FM Radio

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Video Player

, Video Formats: 3GPP, AVI, MKV, MPEG4, WMV, Xvid

Ring Tone

Music ringtones, Vibration

Music

, Music Formats: AAC, AMR, eAAC+, M4A (Apple lossless), MIDI, MP3, OGG, WAV, WMA

Sensors
Fingerprint Sensor

No

No

Other Sensors

Proximity sensor, Accelerometer

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Games

Browser

, HTML

Phone Book

, Practically Unlimited

Email

Instant Messaging

Other Facilities

World clock, Calendar, Alarm, Document viewer