Product
Xiaomi Poco F4
Xiaomi Poco F4
Apple iPhone 6s Plus
Apple iPhone 6s Plus
Battery
Charging 67W wired, PD3.0, QC3, 100% in 38 min -
Stand-by - Up to 384 h (3G)
Talk time - Up to 24 h (3G)
Type Li-Po 4500 mAh Li-Ion 2750 mAh, non-removable (10.45 Wh)
Body
Build Glass front (Gorilla Glass 5), glass back Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in) 158.2 x 77.9 x 7.3 mm (6.23 x 3.07 x 0.29 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 195 g (6.88 oz) 192 g (6.77 oz)
  IP53 dust protected and water resistant (vertical water sprays) Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.2, A2DP, LE 4.2, A2DP, LE
Infrared port Yes -
NFC Yes (market/region dependent) Yes (Apple Pay only)
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) GPS, GLONASS, GALILEO, QZSS
Radio No No
USB USB Type-C 2.0, OTG Lightning, USB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Display
Protection Corning Gorilla Glass 5 Ion-strengthened glass, oleophobic coating
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Size 6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~67.7% screen-to-body ratio)
Type AMOLED, 120Hz, HDR10+, Dolby Vision, 900 nits (HBM), 1300 nits (peak) IPS LCD
  - 3D Touch display
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2022, June 23 2015, September 09. Released 2015, September 25
Status Available. Released 2022, June 27 Discontinued
Main Camera
Features LED flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF, OIS
Triple 64 MP, f/1.8, (wide) 1/2.0", 0.7µm, PDAF, OIS 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 4K@30/60fps, 1080p@30/60fps 4K@30fps, 1080p@60fps, 1080p@120fps, 720p@240fps
Memory
Card slot No No
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM
  UFS 3.1 NVMe
Misc
Colors Moonlight Silver, Night Black, Nebula Green Space Gray, Silver, Gold, Rose Gold
Models 22021211RG, 22021211RI A1634, A1687, A1690, A1699, iPhone8,2
SAR - 1.12 W/kg (head)     1.14 W/kg (body)    
SAR EU - 0.93 W/kg (head)     0.98 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30 - A1633
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps
Technology GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE
  - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41 - A1634
Our Tests
Battery (old) Endurance rating 101h -
Camera Photo / Video -
Display 1003 nits max brightness (measured) -
Loudspeaker -26.1 LUFS (Good) -
Performance AnTuTu: 590961 (v8), 698586 (v9) GeekBench: 3190 (v5.1) GFXBench: 49fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Apple A9 (14/16 nm - maker dependant)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Dual-core 1.84 GHz Twister
GPU Adreno 650 PowerVR GT7600 (six-core graphics)
OS Android 12, upgradable to Android 13, MIUI 14.2 for POCO iOS 9, upgradable to iOS 15.8.1
Selfie camera
Features - Face detection, HDR, panorama
Single 20 MP, f/2.5, (wide), 1/3.06", 1.0µm 5 MP, f/2.2, 31mm (standard)
Video 1080p@30fps 720p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes, with stereo speakers Yes
  24-bit/192kHz Hi-Res audio 16-bit/44.1kHz audio
Tests
Audio quality - Noise -93.4dB / Crosstalk -71.1dB
Battery (old) - Endurance rating 85h
Camera - Photo / Video
Display - Contrast ratio: 1382:1 (nominal), 3.530 (sunlight)
Loudspeaker - Voice 65dB / Noise 65dB / Ring 64dB
Performance - Basemark OS II 2.0: 2261