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vivo X20

Xiaomi Mi Mix 2

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vivo X20
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vivo X20

Xiaomi Mi Mix 2

Network
Technology GSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE
2G bands GSM 900 / 1800 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  CDMA 800 & TD-SCDMA CDMA 800 / 1900 & TD-SCDMA
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100
  CDMA2000 1xEV-DO
4G Network 1, 2, 3, 5, 7, 8, 34, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30, 34, 38, 39, 40, 41
  1, 2, 3, 4, 5, 8, - X20A
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA, LTE
Launch
Announced 2017, September 2017, September
Status Available. Released 2017, October Available. Released 2017, September
Body
Dimensions 155.9 x 75.2 x 7.2 mm (6.14 x 2.96 x 0.28 in) 151.8 x 75.5 x 7.7 mm (5.98 x 2.97 x 0.30 in)
Weight 159 g (5.61 oz) 185 g (6.53 oz)
Build Glass front, aluminum back, aluminum frame Glass front (Gorilla Glass 4), ceramic back, aluminum frame
Glass front (Gorilla Glass 4), ceramic back, ceramic frame - 128/8 GB model
SIM Hybrid Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Display
Type Super AMOLED IPS LCD
Size 6.01 inches, 93.2 cm2 (~79.5% screen-to-body ratio) 5.99 inches, 92.6 cm2 (~80.8% screen-to-body ratio)
Resolution 1080 x 2160 pixels, 18:9 ratio (~402 ppi density) 1080 x 2160 pixels, 18:9 ratio (~403 ppi density)
Protection Corning Gorilla Glass 4
Platform
OS Android 7.1.1 (Nougat), upgradable to Android 8.0 (Oreo), Funtouch 3.2 Android 7.1 (Nougat), planned upgrade to Android 10, MIUI 12
Chipset Qualcomm SDM660 Snapdragon 660 (14 nm) Qualcomm MSM8998 Snapdragon 835 (10 nm)
CPU Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
GPU Adreno 512 Adreno 540
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 64GB 4GB RAM 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM
 eMMC 5.1 eMMC 5.1
Main Camera
Modules 12 MP, f/1.8, AF
5 MP, f/2.4, (depth)
12 MP, f/2.0, 1/2.9", 1.25µm, PDAF, 4-axis OIS
Features LED flash, HDR, panorama Dual-LED dual-tone flash, HDR, panorama
Video 1080p@30fps 4K@30fps, 1080p@30fps, 720p@120fps
Selfie Camera
Modules 12 MP, f/2.0, (wide), 1/2.8", 1.28µm 5 MP, f/2.0
Video 1080p@30fps
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Sound
Loudspeaker Yes Yes
3.5mm jack Yes No
 32-bit/192kHz audio
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Positioning GPS GPS, GLONASS, BDS
NFC No Yes
Infrared port No No
Radio No No
USB microUSB 2.0, OTG USB Type-C
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, compass, barometer
  Virtual proximity sensing
Battery
Type Li-Ion 3250 mAh, non-removable Li-Ion 3400 mAh, non-removable
Charging 18W wired, QC3
Misc
Colors Matte Black, Black/Gold, Gold, Rose gold, Blue, Pink Black, White
SAR 0.39 W/kg (head)     1.77 W/kg (body)    
Models X20A, 1721 MDE5
Price About 390 EUR About 410 EUR
Tests
Performance GeekBench: 6234 (v4.4)
GFXBench: 24fps (ES 3.1 onscreen)
Display Contrast ratio: 1287 (nominal), 3.19 (sunlight)
Loudspeaker Voice 67dB / Noise 71dB / Ring 82dB
Battery (old) Endurance rating 65h

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