Product
Xiaomi Mi 5
Xiaomi Mi 5
Vivo Y17
Vivo Y17
Battery
Charging 18W wired, QC3 18W wired
Type Li-Po 3000 mAh, non-removable 5000 mAh, non-removable
Body
Build Glass front (Gorilla Glass 4), glass back (Gorilla Glass 4), aluminum frame Glass front, plastic back, plastic frame
Dimensions 144.6 x 69.2 x 7.3 mm (5.69 x 2.72 x 0.29 in) 159.4 x 76.8 x 8.9 mm (6.28 x 3.02 x 0.35 in)
SIM Nano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 129 g / 139 g (Ceramic) (4.90 oz) 190.5 g (6.74 oz)
Comms
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE
Infrared port Yes -
NFC Yes No
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
Radio No FM radio
USB USB Type-C microUSB 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 4 -
Resolution 1080 x 1920 pixels, 16:9 ratio (~428 ppi density) 720 x 1544 pixels, 19.3:9 ratio (~268 ppi density)
Size 5.15 inches, 73.1 cm2 (~73.1% screen-to-body ratio) 6.35 inches, 99.6 cm2 (~81.4% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer Fingerprint (rear-mounted), accelerometer, proximity, compass
Launch
Announced 2016, February. Released 2016, April 2019, April. Released 2019, April
Status Discontinued Discontinued
Main Camera
Features Dual-LED dual-tone flash, panorama, HDR LED flash, HDR, panorama
Single 16 MP, f/2.0, 1/2.8", 1.12µm, PDAF, 4-axis OIS -
Triple - 13 MP, f/2.2, PDAF 8 MP, f/2.2, 16mm (ultrawide) 2 MP, f/2.4, (depth)
Video 4K@30fps, 1080p@30fps, 720p@120fps 1080p@30fps
Memory
Card slot No microSDXC (dedicated slot)
Internal 32GB 3GB RAM (Standard), 64GB 3GB RAM (Prime), 128GB 4GB RAM (Pro) 64GB 4GB RAM, 128GB 4GB RAM
  UFS 2.0 eMMC 5.1
Misc
Colors Black, White, Gold, Ceramic Mineral Blue, Mystic Purple, Peach Pink, Peacock Blue
Models 2015105 1902, V1901A, V1901, 1901, 1902_19
SAR 0.38 W/kg (head)     0.80 W/kg (body)     1.01 W/kg (head)     0.75 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 & TD-SCDMA HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 38, 39, 40, 41 - Global 1, 3, 5, 8, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Technology GSM / HSPA / EVDO / LTE GSM / HSPA / LTE
  1, 3, 7, 38, 39, 40, 41 - China 1, 3, 5, 8, 34, 38, 39, 40, 41 - China
Our Tests
Audio quality Noise -95.3dB / Crosstalk -95.4dB -
Battery (old) Endurance rating 92h -
Camera Photo / Video -
Display Contrast ratio: 1227:1 (nominal), 3.240 (sunlight) -
Loudspeaker Voice 67dB / Noise 67dB / Ring 74dB -
Performance Basemark OS II 2.0: 2180Basemark X: 33110 -
Platform
Chipset Qualcomm MSM8996 Snapdragon 820 (14 nm) Mediatek MT6765 Helio P35 (12 nm)
CPU Quad-core (2x1.8 GHz Kryo & 2x1.36 GHz Kryo) - Standard editionQuad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) - Prime & Pro edition Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Adreno 530 PowerVR GE8320
OS Android 6.0 (Marshmallow), upgradable to Android 8.0 (Oreo), MIUI 10 Android 9.0 (Pie), Funtouch 9
Selfie camera
Single 4 MP, f/2.0, 1/3", 2µm 20 MP, f/2.0, (wide), 1/2.8", 1.0µm - Global 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm - China
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes