Product
Vivo iQOO Neo3 5G
Vivo iQOO Neo3 5G
Xiaomi Redmi K20 Pro Premium
Xiaomi Redmi K20 Pro Premium
Battery
Charging 44W wired, 50% in 20 min, 100% in 58 min 27W wired, QC4
Type 4500 mAh Li-Po 4000 mAh, non-removable
Body
Build - Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Dimensions 163.7 x 75.6 x 8.9 mm (6.44 x 2.98 x 0.35 in) 156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 198.1 g (6.98 oz) 191 g (6.74 oz)
Comms
Bluetooth 5.0, A2DP, LE, aptX HD 5.0, A2DP, LE, aptX HD
NFC Yes Yes
Positioning GPS, GLONASS, BDS, GALILEO GPS (L1+L5), GLONASS (G1), BDS (B1), GALILEO (E1+E5a)
Radio No Yes
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
Display
Protection - Corning Gorilla Glass 5
Resolution 1080 x 2408 pixels, 20:9 ratio (~402 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size 6.57 inches, 104.0 cm2 (~84.0% screen-to-body ratio) 6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)
Type IPS LCD, 144Hz, HDR10 Super AMOLED, HDR10
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2020, April 23 2019, September. Released 2019, September
Status Available. Released 2020, April 29 Discontinued
Main Camera
Features LED flash, HDR, panorama Laser AF, Dual-LED flash, HDR, panorama
Triple 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.4, 53mm (telephoto), 1/4.0", 1.12µm, PDAF, 2x optical zoom 13 MP, f/2.4, 12mm (ultrawide), 1/3.1", 1.12µm
Video 4K@30fps, 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 128GB 8GB RAM, 512GB 8GB RAM, 512GB 12GB RAM
  UFS 3.1 UFS 2.1
Misc
Colors Blue, Black/Dark Blue Carbon black, Flame red, Glacier blue, Summer Honey, Pearl White
Models V1981A -
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 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 8, 18, 19, 25, 26, 34, 38, 39, 40, 41 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
5G bands 1, 3, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G (3.3 Gbps DL) HSPA, LTE
Technology GSM / CDMA / HSPA / LTE / 5G GSM / CDMA / HSPA / LTE
  CDMA 800 / 1900 & TD-SCDMA CDMA 800 & TD-SCDMA
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/2.0, (wide) Motorized pop-up 20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
  24-bit/192kHz Hi-Res audio 24-bit/192kHz Hi-Res audio