Product
Xiaomi Mi 4s
Xiaomi Mi 4s
Xiaomi Redmi Turbo 4 Pro
Xiaomi Redmi Turbo 4 Pro
Battery
Charging 18W wired, QC2, 40% in 60 min 90W wired, PD3.0, QC3+22.5W reverse wired
Type Li-Ion 3260 mAh, non-removable Si/C Li-Ion 7550 mAh
Body
Build - Glass front, aluminum frame, glass back
Dimensions 139.3 x 70.8 x 7.8 mm (5.48 x 2.79 x 0.31 in) 163.1 x 77.9 x 8 mm (6.42 x 3.07 x 0.31 in)
SIM Nano-SIM + Micro-SIM Nano-SIM + Nano-SIM
Weight 133 g (4.69 oz) 219 g (7.72 oz)
- IP68 dust tight and water resistant (immersible up to 2m for 30 min)
Comms
Bluetooth 4.1, A2DP 5.4, A2DP, LE, aptX, LHDC 5
Infrared port Yes Yes
NFC No Yes
Positioning GPS, GLONASS, BDS GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
Radio No No
USB USB Type-C USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Display
Resolution 1080 x 1920 pixels, 16:9 ratio (~441 ppi density) 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Size 5.0 inches, 68.9 cm2 (~69.9% screen-to-body ratio) 6.83 inches, 114.5 cm2 (~90.2% screen-to-body ratio)
Type IPS LCD AMOLED, 68B colors, 120Hz, 3840Hz PWM, Dolby Vision, HDR10+, HDR Vivid, 800 nits (typ), 1800 nits (HBM), 3200 nits (peak
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2016, February. Released 2016, March 2025, April 24
Status Discontinued Available. Released 2025, April 24
Main Camera
Dual -
Features Dual-LED dual-tone flash, panorama, HDR LED flash, HDR, panorama
Single 13 MP, f/2.0, PDAF -
Video 1080p@30fps, 720p@120fps 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 64GB 3GB RAM 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
eMMC 5.0 UFS 4.1
Misc
Colors Black, White, Gold, Pink Black, White, Green, Harry Potter edition
Models - 25053RT47C
Network
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 2100
4G bands 1, 3, 7, 38, 39, 40, 41 1, 3, 4, 5, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G bands - 1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA/Sub6
Speed HSPA, LTE Cat4 150/50 Mbps HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
TD-SCDMA CDMA2000 1x
Our Tests
Audio quality Noise -94.9dB / Crosstalk -82.6dB -
Battery (old) Endurance rating 75h -
Camera Photo / Video -
Display Contrast ratio: 975:1 (nominal), 2.095 (sunlight) -
Loudspeaker Voice 73dB / Noise 68dB / Ring 82dB -
Performance Basemark OS II 2.0: 1545Basemark X: 12990 -
Platform
Chipset Qualcomm MSM8992 Snapdragon 808 (20 nm) Qualcomm SM8735 Snapdragon 8s Gen 4 (4 nm)
CPU Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57) Octa-core (1x3.21 GHz Cortex-X4 & 3x3.0 GHz Cortex-A720 & 2x2.8 GHz Cortex-A720 & 2x2.0 GHz Cortex-A720)
GPU Adreno 418 Adreno 825
OS Android 5.1 (Lollipop), upgradable to 7.0 (Nougat), MIUI 10 Android 15, HyperOS 2
Selfie camera
Single 5 MP, f/2.0 20 MP, f/2.2, (wide), 1/4"
Video 1080p@30fps 1080p@30/60fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers
- 24-bit/192kHz Hi-Res & Hi-Res Wireless audio