Product
Xiaomi Redmi 3s
Xiaomi Redmi 3s
Samsung Galaxy J5 Prime
Samsung Galaxy J5 Prime
Battery
Charging 10W wired -
Music play - Up to 54 h
Talk time - Up to 16 h (3G)
Type Li-Ion 4100 mAh, non-removable Li-Ion 2400 mAh, non-removable
Body
Build Glass front, aluminum back, aluminum frame Glass front (Gorilla Glass), aluminum/plastic back, aluminum frame
Dimensions 139.3 x 69.6 x 8.5 mm (5.48 x 2.74 x 0.33 in) 142.8 x 69.5 x 8.1 mm (5.62 x 2.74 x 0.32 in)
SIM Nano-SIM + Micro-SIM Nano-SIM + Nano-SIM
Weight 144 g (5.08 oz) 143 g (5.04 oz)
Comms
Bluetooth 4.1, A2DP 4.2, A2DP, LE
Infrared port Yes -
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS/ BDS (region dependent)
Radio FM radio FM radio; recording
USB microUSB 2.0 microUSB 2.0, OTG
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Protection - Corning Gorilla Glass (market dependent)
Resolution 720 x 1280 pixels, 16:9 ratio (~294 ppi density) 720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Size 5.0 inches, 68.9 cm2 (~71.1% screen-to-body ratio) 5.0 inches, 68.9 cm2 (~69.4% screen-to-body ratio)
Type IPS LCD PLS LCD
Features
Sensors Accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, proximity
Launch
Announced 2016, June. Released 2016, June 2016, September 19. Released 2016, October
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Single 13 MP, f/2.0, PDAF 13 MP, f/1.9, 28mm (wide), AF
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (dedicated slot)
Internal 16GB 2GB RAM, 32GB 3GB RAM 16GB 2GB RAM, 32GB 2GB RAM
  eMMC 5.1 eMMC 5.0
Misc
Colors Gold, Dark Gray, Silver Black, Gold
Models 2016031 SM-G570F, SM-G570F/DD, SM-G570F, SM-G570Y, SM-G570M
SAR 0.22 W/kg (head)     1.22 W/kg (body)     0.71 W/kg (head)    
SAR EU 0.62 W/kg (head)     0.43 W/kg (body)     0.42 W/kg (head)     0.83 W/kg (body)    
Network
2G bands GSM 900 / 1800 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 3, 5, 40 - India 1, 3, 5, 7, 8, 20, 38, 40 - EMEA, India
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  - 1, 3, 5, 7, 8, 28, 38, 40 - Australia
Our Tests
Audio quality Noise -94.3dB / Crosstalk -91.8dB -
Battery (old) Endurance rating 104h -
Camera Photo / Video -
Display Contrast ratio: 1087:1 (nominal), 2.913 (sunlight) -
Loudspeaker Voice 66dB / Noise 70dB / Ring 70dB -
Performance Basemark OS II 2.0: 882Basemark X: 7263 -
Platform
Chipset Qualcomm MSM8937 Snapdragon 430 (28 nm) Exynos 7570 Quad (14 nm)
CPU Octa-core 1.4 GHz Cortex-A53 Quad-core 1.4 GHz Cortex-A53
GPU Adreno 505 Mali-T720 MP2
OS Android 6.0.1 (Marshmallow), MIUI 9.2 Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)
Selfie camera
Single 5 MP, f/2.2 5 MP, f/2.2
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes