Product
Vivo iQOO Z3
Vivo iQOO Z3
Apple iPhone 4s
Apple iPhone 4s
Battery
Charging 55W wired -
Stand-by - Up to 200 h (3G)
Talk time - Up to 8 h (3G)
Type 4400 mAh Li-Po 1432 mAh, non-removable (5.3 Wh)
Body
Build - Glass front (Corning-made glass), glass back, stainless steel frame
Dimensions 164 x 75.3 x 8.5 mm (6.46 x 2.96 x 0.33 in) 115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in)
SIM Nano-SIM + Nano-SIM Micro-SIM
Weight 185.5 g (6.56 oz) 140 g (4.94 oz)
  - Scratch-resistant glass back panel
Comms
Bluetooth 5.1, A2DP, LE, aptX HD 4.0, A2DP, LE
NFC No -
Positioning GPS, GLONASS, GALILEO, BDS GPS, A-GPS, GLONASS
Radio No No
USB USB Type-C, OTG 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, hotspot
Display
Protection - Corning Gorilla Glass, oleophobic coating
Resolution 1080 x 2408 pixels, 20:9 ratio (~401 ppi density) 640 x 960 pixels, 3:2 ratio (~330 ppi density)
Size 6.58 inches, 104.3 cm2 (~84.5% screen-to-body ratio) 3.5 inches, 36.5 cm2 (~54.0% screen-to-body ratio)
Type IPS LCD, HDR10, 120Hz IPS LCD
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Accelerometer, gyro, proximity, compass
Launch
Announced 2021, March 25 2011, October 04. Released 2011, October 14
Status Available. Released 2021, April 01 Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Single - 8 MP, f/2.4, 35mm (standard), 1/3.2", 1.4µm, AF
Triple 64 MP, f/1.8, 26mm (wide), 1/1.97", 0.7µm, PDAF 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 4K@30/60fps, 1080p@30/60fps, gyro-EIS 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 8GB 512MB RAM, 16GB 512MB RAM, 32GB 512MB RAM, 64GB 512MB RAM
  UFS 2.2 -
Misc
Colors Ace Black, Cyber Blue, Silver Black, White
Models V2073A A1431, A1387, iPhone4,1
SAR - 1.18 W/kg (head)     0.98 W/kg (body)    
SAR EU - 0.99 W/kg (head)     0.99 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 4, 5, 8, 38, 40, 41 - India -
5G bands 77, 78 SA/NSA - India -
Speed HSPA, LTE, 5G HSPA 14.4/5.76 Mbps
Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G GSM / CDMA / HSPA / EVDO
  1, 28, 41, 77, 78 SA/NSA - China CDMA2000 1xEV-DO
Platform
Chipset Qualcomm SDM768 Snapdragon 768G 5G (7 nm) Apple A5 (45 nm)
CPU Octa-core (1x2.8 GHz Kryo 475 Prime & 1x2.4 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver) Dual-core 1.0 GHz Cortex-A9
GPU Adreno 620 PowerVR SGX543MP2
OS Android 11, Funtouch 11.1 (International), OriginOS 1.0 for iQOO (China) iOS 5, upgradable to iOS 9.3.6
Selfie camera
Features HDR -
Single 16 MP, f/2.0, (wide) VGA, videocalling over Wi-Fi and 3G
Video 1080p@30fps 480p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Tests
Audio quality - Noise -91.2dB / Crosstalk -93.0dB
Battery (old) - Endurance rating 45h
Camera - Photo / Video
Display - Contrast ratio: 1261:1 (nominal) / 2.269:1 (sunlight)
Loudspeaker - Voice 65dB / Noise 64dB / Ring 74dB