Product
Vivo T4
Vivo T4
₹25,999
Apple iPhone 6s
Apple iPhone 6s
₹29,900
Battery
Charging 90W wired, 55W PPS, 44W UFCS, 50% in 33 min 7.5W reverse wired Bypass Charging -
Stand-by - Up to 240 h (3G)
Talk time - Up to 14 h (3G)
Type Si/C Li-Ion 7300 mAh Li-Ion 1715 mAh, non-removable (6.91 Wh)
Body
Build - Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 163.4 x 76.4 x 7.9 mm (6.43 x 3.01 x 0.31 in) 138.3 x 67.1 x 7.1 mm (5.44 x 2.64 x 0.28 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 199 g (7.02 oz) 143 g (5.04 oz)
  IP65 dust tight and water resistant (low pressure water jets) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.2, A2DP, LE, aptX HD, aptX Adaptive 4.2, A2DP, LE
Infrared port Yes -
NFC No Yes (Apple Pay only)
Positioning GPS, GALILEO, GLONASS, 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/6, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Display
Protection Shield Glass Ion-strengthened glass, oleophobic coating
Resolution 1080 x 2392 pixels (~388 ppi density) 750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Size 6.77 inches, 110.9 cm2 (~88.8% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~65.6% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, 3840Hz PWM, HDR, 800 nits (typ), 1300 nits (HBM), 5000 nits (peak) IPS LCD, 500 nits
  - 3D Touch
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
  Circle to Search -
Launch
Announced 2025, April 22 2015, September 09. Released 2015, September 25
Status Available. Released 2025, April 29 Discontinued
Main Camera
Dual 50 MP, f/1.8, (wide), 1/1.95", 0.8µm, PDAF, OIS 2 MP, f/2.4, (depth) -
Features LED flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF
Video 4K@30fps, 1080p@30fps, gyro-EIS, OIS 4K@30fps, 1080p@60fps,1080p@120fps, 720p@240fps
Memory
Card slot No No
Internal 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM
  UFS 2.2 -
Misc
Colors Emerald Blaze, Phantom Grey Space Gray, Silver, Gold, Rose Gold
Models V2502 A1633, A1688, A1691, A1700, iPhone8,1
SAR 0.99 W/kg (head)     0.87 W/kg (body)     1.14 W/kg (head)     1.14 W/kg (body)    
SAR EU - 0.87 W/kg (head)     0.98 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 800 / 850 / 900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands 1, 3, 5, 8, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29 - A1688
5G bands 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps
Technology GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE
  - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41 - A1687
Platform
Chipset Qualcomm SM7635 Snapdragon 7s Gen 3 (4 nm) Apple A9 (14/16 nm - maker dependant)
CPU Octa-core (1x2.5 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520) Dual-core 1.84 GHz Twister
GPU Adreno 810 PowerVR GT7600 (six-core graphics)
OS Android 15, up to 2 major Android upgrades, Funtouch 15 iOS 9, upgradable to iOS 15.8.4
Selfie camera
Features - Face detection, HDR, panorama
Single 32 MP, f/2.0, (wide) 5 MP, f/2.2, 31mm (standard)
Video 4K@30fps, 1080p@30fps 720p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes Yes
  - 16-bit/44.1kHz audio
Tests
Audio quality - Noise -93.8dB / Crosstalk -73.2dB
Battery (old) - Endurance rating 62h
Camera - Photo / Video
Display - Contrast ratio: 1481 (nominal), 3.783 (sunlight)
Loudspeaker - Voice 66dB / Noise 64dB / Ring 65dB
Performance - Basemark OS II 2.0: 2195
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