Product
Xiaomi Mi 4s
Xiaomi Mi 4s
Xiaomi Redmi 5 Plus (Redmi Note 5)
Xiaomi Redmi 5 Plus (Redmi Note 5)
Battery
Charging 18W wired, QC2, 40% in 60 min 10W wired
Type Li-Ion 3260 mAh, non-removable Li-Po 4000 mAh, non-removable
Body
Build - Glass front, aluminum/plastic back, aluminum frame
Dimensions 139.3 x 70.8 x 7.8 mm (5.48 x 2.79 x 0.31 in) 158.5 x 75.5 x 8.1 mm (6.24 x 2.97 x 0.32 in)
SIM Nano-SIM + Micro-SIM Nano-SIM + Nano-SIM
Weight 133 g (4.69 oz) 180 g (6.35 oz)
Comms
Bluetooth 4.1, A2DP 4.2, A2DP, LE
Infrared port Yes Yes
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
Radio No FM radio
USB USB Type-C microUSB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Display
Resolution 1080 x 1920 pixels, 16:9 ratio (~441 ppi density) 1080 x 2160 pixels, 18:9 ratio (~403 ppi density)
Size 5.0 inches, 68.9 cm2 (~69.9% screen-to-body ratio) 5.99 inches, 92.6 cm2 (~77.4% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2016, February. Released 2016, March 2018, February. Released 2018, February
Status Discontinued Discontinued
Main Camera
Features Dual-LED dual-tone flash, panorama, HDR Dual-LED dual-tone flash, HDR, panorama
Single 13 MP, f/2.0, PDAF 12 MP, f/2.2, 1.25 μm, dual pixel PDAF
Video 1080p@30fps, 720p@120fps 4K@30fps, 1080p@30/60fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 64GB 3GB RAM 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
  eMMC 5.0 eMMC 5.1
Misc
Colors Black, White, Gold, Pink Black, Gold, Blue, Rose Gold
Models - MEG7, MEI7
SAR - 1.01 W/kg (head)     1.47 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 7, 38, 39, 40, 41 1, 3, 4, 5, 7, 8, 20, 38, 40 - Global
Speed HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
  TD-SCDMA 1, 3, 5, 7, 8, 34, 38, 39, 40, 41 - China
Our Tests
Audio quality Noise -94.9dB / Crosstalk -82.6dB Noise -29.7dB / Crosstalk -91.8dB
Battery (old) Endurance rating 75h Endurance rating 104h
Camera Photo / Video Photo / Video
Display Contrast ratio: 975:1 (nominal), 2.095 (sunlight) Contrast ratio: 1431:1 (nominal), 2.913 (sunlight)
Loudspeaker Voice 73dB / Noise 68dB / Ring 82dB Voice 71dB / Noise 72dB / Ring 87dB
Performance Basemark OS II 2.0: 1545Basemark X: 12990 GeekBench: 4309 (v4.4) GFXBench: 3.4fps (ES 3.1 onscreen)
Platform
Chipset Qualcomm MSM8992 Snapdragon 808 (20 nm) Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57) Octa-core 2.0 GHz Cortex-A53
GPU Adreno 418 Adreno 506
OS Android 5.1 (Lollipop), upgradable to 7.0 (Nougat), MIUI 10 Android 7.1.2 (Nougat), planned upgrade to Android 10, MIUI 12
Selfie camera
Single 5 MP, f/2.0 5 MP
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes