Product
Vivo T4 Ultra
Vivo T4 Ultra
₹42,999
Xiaomi Redmi K80 Ultra
Xiaomi Redmi K80 Ultra
₹31,171
Battery
Charging 90W wired, PD, 100% in 48 min Reverse wired 100W wired, PD3.0 Bypass charging
Type Si/C Li-Ion 5500 mAh Si/C Li-Ion 7410 mAh
Body
Build Glass front, glass back Glass front, aluminum frame
Dimensions 160.6 x 75 x 7.5 mm (6.32 x 2.95 x 0.30 in) 163.1 x 77.9 x 8.2 mm (6.42 x 3.07 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 192 g (6.84 oz) 219 g (7.72 oz)
  IP64 dust tight and water resistant (water splashes) IP68 dust tight and water resistant (immersible up to 2m for 30 min)
Comms
Bluetooth 5.4, A2DP, LE 5.4, A2DP, LE, LHDC 5
Infrared port - Yes
NFC Yes Yes
Positioning GPS, GLONASS, GALILEO, BDS, NavIC GPS (L1+L5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC, GLONASS
Radio No Unspecified
USB USB Type-C 2.0, OTG USB Type-C
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/6/7, dual-band, Wi-Fi Direct
Display
Protection - Scratch/drop-resistant glass
Resolution 1260 x 2800 pixels, 20:9 ratio (~460 ppi density) 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Size 6.67 inches, 107.4 cm2 (~89.2% screen-to-body ratio) 6.83 inches, 114.5 cm2 (~90.2% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, 2160Hz PWM, 1600 nits (HBM), 5000 nits (peak) OLED, 68B colors, 144Hz, Dolby Vision, HDR10+, HDR Vivid, 1800 nits (HBM), 3200 nits (peak)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
  Circle to Search -
Launch
Announced 2025, June 11 2025, June 26
Status Available. Released 2025, June 18 Available. Released 2025, June 26
Main Camera
Dual - 50 MP, f/1.9, 23mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP, 119˚ (ultrawide), 1/4.0", 1.12µm
Features Ring-LED flash, panorama, HDR Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
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 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Memory
Card slot No No
Internal 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
  UFS 3.1 UFS 4.1
Misc
Colors Phoenix Gold, Meteor Grey Gray, White, Blue, Green
SAR 0.99 W/kg (head)     1.00 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 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, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G bands 1, 3, 5, 7, 8, 18, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA 1, 3, 5, 7, 8, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed HSPA, LTE, 5G HSPA, LTE, 5G
Technology GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
  - CDMA2000 1x
Platform
Chipset Mediatek Dimensity 9300+ (4 nm) Mediatek Dimensity 9400+ (3 nm)
CPU Octa-core (1x3.4 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720) Octa-core (1x3.63 GHz Cortex-X925 & 3x3.3 GHz Cortex-X4 & 4x2.4 GHz Cortex-A720)
GPU Immortalis-G720 MC12 Immortalis-G925
OS Android 15, Funtouch 15 Android 15, HyperOS 2
Selfie camera
Features - HDR
Single 32 MP, f/2.5, (wide) 20 MP, (wide), 1/2.0", 0.8µm
Video Yes 1080p@30/60fps
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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