Product
Vivo T4 Ultra
Vivo T4 Ultra
₹42,999
Vivo Y400 Pro
Vivo Y400 Pro
₹31,999
Battery
Charging 90W wired, PD, 100% in 48 min Reverse wired 90W wired, 50% in 19 min 6W reverse wired
Type Si/C Li-Ion 5500 mAh Li-Ion 5500 mAh
Body
Build Glass front, glass back Glass front, plastic back, plastic frame
Dimensions 160.6 x 75 x 7.5 mm (6.32 x 2.95 x 0.30 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 192 g (6.84 oz) 182 g (6.42 oz)
  IP64 dust tight and water resistant (water splashes) IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.4, A2DP, LE 5.4, A2DP, LE
Infrared port - Yes
NFC Yes No
Positioning GPS, GLONASS, GALILEO, BDS, NavIC GPS, GLONASS, GALILEO, BDS, QZSS
Radio No No
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Resolution 1260 x 2800 pixels, 20:9 ratio (~460 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.67 inches, 107.4 cm2 (~89.2% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, 2160Hz PWM, 1600 nits (HBM), 5000 nits (peak) AMOLED, 120Hz, HDR, 1300 nits (HBM), 4500 nits (peak)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  Circle to Search Circle to Search
Launch
Announced 2025, June 11 2025, June 20
Status Available. Released 2025, June 18 Available. Released 2025, June 27
Main Camera
Dual - 50 MP, f/1.8, (wide), 1/1.95", 0.8µm, PDAF 2 MP, f/2.4, (depth)
Features Ring-LED flash, panorama, HDR Ring-LED flash, panorama, HDR
Triple 50 MP, f/1.9, 23mm (wide), 1/1.56", PDAF, OIS 50 MP, f/2.6, 85mm (periscope telephoto), 1/1.95", 0.8µm, PDAF (15cm - ∞), OIS, 3x optical zoom 8 MP, f/2.2, (ultrawide) -
Video 4K, 1080p, gyro-EIS 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot No No
Internal 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 3.1 UFS 3.1
Misc
Colors Phoenix Gold, Meteor Grey Fest Gold, Freestyle White, Nebula Purple
SAR 0.99 W/kg (head)     1.00 W/kg (body)     0.90 W/kg (head)    
SAR EU - 0.85 W/kg (head)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 5, 7, 8, 18, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE, 5G HSPA, LTE, 5G
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
Platform
Chipset Mediatek Dimensity 9300+ (4 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (1x3.4 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Immortalis-G720 MC12 Mali-G615 MC2
OS Android 15, Funtouch 15 Android 15, Funtouch 15
Selfie camera
Single 32 MP, f/2.5, (wide) 32 MP, f/2.5, (wide)
Video Yes 4K@30fps, 1080p@30fps
Sound
3.5mm jack No No
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res & Hi-Res wireless audio
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