Product
Vivo V21
Vivo V21
Apple iPhone 7 Plus
Apple iPhone 7 Plus
Battery
Charging 33W wired, 63% in 30 min -
Stand-by - Up to 384 h (3G)
Talk time - Up to 21 h (3G)
Type 4000 mAh Li-Ion 2900 mAh, non-removable (11.1 Wh)
Body
Build Glass front, plastic frame, plastic back Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 159.7 x 73.9 x 7.3 mm (6.29 x 2.91 x 0.29 in) 158.2 x 77.9 x 7.3 mm (6.23 x 3.07 x 0.29 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 176 g (6.21 oz) 188 g (6.63 oz)
  - IP67 dust/water resistant (up to 1m for 30 min)Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.1, A2DP, LE 4.2, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, QZSS
Radio No No
USB USB Type-C 2.0, OTG Lightning, USB 2.0
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, hotspot
Display
Protection - Ion-strengthened glass
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Size 6.44 inches, 100.1 cm2 (~84.8% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~67.7% screen-to-body ratio)
Type AMOLED, 90Hz, HDR10+, 500 nits (typ) Retina IPS LCD, 625 nits (typ)
  - 3D Touch display & home button
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2021, April 27 2016, September 07. Released 2016, September 16
Status Available. Released 2021, May 05 Discontinued
Main Camera
Dual - 12 MP, f/1.8, 28mm (wide), 1/3.0", PDAF, OIS12 MP, f/2.8, 56mm (telephoto), 1/3.6", AF, 2x optical zoom
Features LED flash, HDR, panorama Quad-LED dual-tone flash, HDR
Triple 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF, OIS 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 4K@30fps (no OIS), 1080p@30/60fps 4K@30fps, 1080p@30/60/120fps, 720p@240fps
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 128GB 8GB RAM, 256GB 8GB RAM 32GB 3GB RAM, 128GB 3GB RAM, 256GB 3GB RAM
  UFS 2.2 NVMe
Misc
Colors Dusk Blue, Sunset Dazzle Jet Black, Black, Silver, Gold, Rose Gold, Red
Models V2066, V2108 A1661, A1784, A1785, A1786, iPhone9,4, iPhone9,2
SAR - 1.19 W/kg (head)     1.19 W/kg (body)    
SAR EU - 1.24 W/kg (head)     1.00 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - A1661, A1784
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A1661, A1784
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30, 38, 39, 40, 41 - A1661, A1784
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (3CA) Cat9 450/50 Mbps, EV-DO Rev.A 3.1 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE
  - CDMA2000 1xEV-DO & TD-SCDMA - A1661
Our Tests
Battery (old) Endurance rating 123h -
Display Contrast ratio: Infinite (nominal) -
Loudspeaker -28.2 LUFS (Average) -
Performance AnTuTu: 336699 (v8), 365055 (v9) GeekBench: 6516 (v4.4), 1600 (v5.1) GFXBench: 17fps (ES 3.1 onscreen) -
Platform
Chipset Mediatek Dimensity 800U (7 nm) Apple A10 Fusion (16 nm)
CPU Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Quad-core 2.34 GHz (2x Hurricane + 2x Zephyr)
GPU Mali-G57 MC3 PowerVR Series7XT Plus (six-core graphics)
OS Android 11, Funtouch 11.1 iOS 10.0.1, upgradable to iOS 15.8.4
Selfie camera
Features Dual-LED flash, HDR Face detection, HDR
Single 44 MP, f/2.0, (wide), AF, OIS 7 MP, f/2.2, 32mm (standard)
Video 4K@30fps (no OIS), 1080p@30fps 1080p@30fps
Sound
3.5mm jack No No
Loudspeaker Yes Yes, with stereo speakers
Tests
Audio quality - Noise -93.1dB / Crosstalk -80.5dB
Battery (old) - Endurance rating 75h
Camera - Photo / Video
Display - Contrast ratio: 1398:1 (nominal), 3.588 (sunlight)
Loudspeaker - Voice 68dB / Noise 72dB / Ring 72dB
Performance - Basemark OS II 2.0: 3796