ZTE nubia Z20 vs Xiaomi Redmi K20 Pro Premium

Phones Images
PHONES
Phone Names ZTE nubia Z20 Xiaomi Redmi K20 Pro Premium
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 34, 38, 39, 40, 41 - EU/Asia1, 3, 5, 7, 8, 34, 38, 39, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE (6CA) Cat18 1200/150 MbpsHSPA, LTE
TechnologyGSM / CDMA / HSPA / EVDO / LTEGSM / CDMA / HSPA / LTE
 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66 - NACDMA 800 & TD-SCDMA
Launch
Announced2019, August. Released 2019, August2019, September. Released 2019, September
StatusDiscontinuedDiscontinued
Body
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Dimensions158.6 x 75.3 x 9 mm (6.24 x 2.96 x 0.35 in)156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight186 g (6.56 oz)191 g (6.74 oz)
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 5
Resolution1080 x 2340 pixels, 19.5:9 ratio (~401 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size6.42 inches, 101.2 cm2 (~84.7% screen-to-body ratio)6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)
TypeAMOLED, HDR10, 600 nits (typ)Super AMOLED, HDR10
 Always-on display Secondary display (on the back): AMOLED, 5.1 inches, 720 x 1520 pixels, 330 nits (typ)-
Platform
CPUOcta-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
ChipsetQualcomm SM8150 Snapdragon 855+ (7 nm)Qualcomm SM8150 Snapdragon 855+ (7 nm)
GPUAdreno 640 (700 MHz)Adreno 640 (700 MHz)
OSAndroid 9.0 (Pie), Nubia UIAndroid 10, MIUI 11
Memory
Card slotNoNo
Internal128GB 6GB RAM, 128GB 8GB RAM, 512GB 8GB RAM128GB 8GB RAM, 512GB 8GB RAM, 512GB 12GB RAM
 UFS 3.0UFS 2.1
Main Camera
FeaturesDual-LED dual-tone flash, second soft flash, HDR, panoramaLaser AF, Dual-LED flash, HDR, panorama
Triple48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS 8 MP, f/2.4, (telephoto), 3x optical zoom 16 MP, f/2.2, 12mm (ultrawide), 1/3.1", 1.0µm, AF48 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
Video8K@15fps, 4K@30/60fps, 1080p@30/60fps, 720p@1920fps4K@30/60fps, 1080p@30/120/240fps, 1080p@960fps
Selfie camera
FeaturesDual-LED dual-tone flash, HDR, panoramaHDR
Single-Motorized pop-up 20 MP, f/2.2, (wide), 1/3.4", 0.8µm
TripleUses main cameras-
Video8K@15fps, 4K@30/60fps, 1080p@30/60fps, 720p@1920fps1080p@30fps
Sound
3.5mm jack NoYes
35mm jackNoYes
Loudspeaker YesYes
 32-bit/384kHz audio24-bit/192kHz audio
Comms
Bluetooth5.1, A2DP, LE5.0, A2DP, LE, aptX HD
NFCNoYes
PositioningGPS (L1+L5), GLONASS, BDS, GALILEOGPS (L1+L5), GLONASS (G1), BDS (B1), GALILEO (E1+E5a)
RadioNoYes
USBUSB Type-C, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 b/g/n/ac, dual-band, Wi-Fi Direct, DLNAWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsDual fingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging27W wired, PD2.027W wired, QC4
TypeLi-Po 4000 mAh, non-removableLi-Po 4000 mAh, non-removable
Misc
ColorsTwilight Blue, Diamond BlackCarbon black, Flame red, Glacier blue, Summer Honey, Pearl White
ModelsNX627J-
PriceAbout 550 EURAbout 450 EUR
Tests
Battery life Endurance rating 100h -
Camera Photo / Video-
Display Contrast ratio: Infinite (nominal)-
Loudspeaker Voice 71dB / Noise 73dB / Ring 74dB -
Performance AnTuTu: 371150 (v7), 355478 (v8) GeekBench: 10101 (v4.4) GFXBench: 37fps (ES 3.1 onscreen)-
OUR TESTS
Battery (old)Endurance rating 100h-
CameraPhoto / Video-
Display615 nits max brightness (measured)-
LoudspeakerVoice 71dB / Noise 73dB / Ring 74dB-
PerformanceAnTuTu: 371150 (v7), 355478 (v8) GeekBench: 10101 (v4.4) GFXBench: 37fps (ES 3.1 onscreen)-