Product
Vivo iQOO 3 5G
Vivo iQOO 3 5G
Xiaomi Mi 9 Pro
Xiaomi Mi 9 Pro
Battery
Charging 55W wired, 50% in 15 min 40W wired, QC4 30W wireless 10W reverse wireless
Type 4400 mAh Li-Po 4000 mAh, non-removable
Body
Build Glass front (Gorilla Glass 6), glass back (Gorilla Glass 6), aluminum frame Glass front (Gorilla Glass 6), glass back (Gorilla Glass 5), aluminum frame (7000 series)
Dimensions 158.5 x 74.9 x 9.2 mm (6.24 x 2.95 x 0.36 in) 157.2 x 74.6 x 8.5 mm (6.19 x 2.94 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 214.5 g (7.58 oz) 196 g (6.91 oz)
Comms
Bluetooth 5.1, A2DP, LE, aptX HD 5.0, A2DP, LE, aptX HD
Infrared port - Yes
NFC Yes (market/region dependent) Yes
Positioning GPS, GLONASS, BDS, GALILEO GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a)
Radio No No
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
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, Wi-Fi Direct, DLNA
Display
Protection Corning Gorilla Glass 6 Corning Gorilla Glass 6
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size 6.44 inches, 100.1 cm2 (~84.3% screen-to-body ratio) 6.39 inches, 100.2 cm2 (~85.5% screen-to-body ratio)
Type Super AMOLED, HDR10+, 800 nits (typ) Super AMOLED, HDR10
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2020, February 25 2019, September. Released 2019, September
Status Available. Released 2020, March 04 Discontinued
Main Camera
Features LED flash, HDR, panorama Laser AF, Dual-LED flash, HDR, panorama
Quad 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 13 MP, f/2.5, 50mm (telephoto), PDAF, 2x optical zoom 13 MP, f/2.2, 120˚, 16mm (ultrawide), AF 2 MP, f/2.4, (depth) -
Triple - 48 MP, f/1.8, 27mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 54mm (telephoto), 1/3.6", 1.0µm, PDAF, 2x optical zoom 16 MP, f/2.2, 13mm (ultrawide), 1/3.0", 1.0µm, PDAF
Video 4K@30/60fps, 1080p@30fps; gyro-EIS 4K@30/60fps, 1080p@30/120/240fps, 1080p@960fps
Memory
Card slot No No
Internal 128GB 6GB RAM, 128GB 8GB RAM, 128GB 12GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
  UFS 3.1 UFS 2.1
Misc
Colors Volcano Orange, Tornado Black, Quantum Silver Dream White, Titanium Black
Models V1955A, I1927, I1928 -
SAR 1.19 W/kg (head)     0.59 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(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 34, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 17, 41 - China
5G bands 1, 3, 41, 77, 78, 79 SA/NSA - China -
Speed HSPA, LTE, 5G (3.3 Gbps DL) HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/150 Mbps
Technology GSM / CDMA / HSPA / LTE / 5G GSM / CDMA / HSPA / LTE
  41, 77, 78 - India CDMA 800 & TD-SCDMA
Our Tests
Battery (old) Endurance rating 118h -
Camera Photo / Video -
Display 848 nits max brightness (measured) -
Loudspeaker -26.3 LUFS (Good) -
Performance AnTuTu: 575601 (v8) GeekBench: 13325 (v4.4), 3402 (v5.1) GFXBench: 42fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm SM8250 Snapdragon 865 5G (7 nm+) Qualcomm SM8150 Snapdragon 855+ (7 nm)
CPU Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
GPU Adreno 650 Adreno 640 (700 MHz)
OS Android 10, iQOO UI 1.0 Android 10, MIUI 11
Selfie camera
Features HDR HDR
Single 16 MP, f/2.5, (wide) 20 MP, f/2.0, (wide), 1/3", 0.9µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes
  32-bit/192kHz Hi-Res audio -