Compare vivo Y400 5G vs vivo iQOO 15 Ultra

vivo Y400 5G
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  vivo Y400 5G vivo iQOO 15 Ultra
Launch
Version August 2025 February 2026
Network
Technology 5G 5G
Body
Dimensions 162.3 x 75.3 x 7.9 mm (6.39 x 2.96 x 0.31 in) 163.7 x 76.8 x 8.7 mm (6.44 x 3.02 x 0.34 in)
Weight 197 g (6.95 oz) 227 g (8.01 oz)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Design Glass front, plastic back, plastic frame -
Others IP68/IP69 dust tight and water resistant IP68/IP69 dust tight and water resistant, Pressure sensitive zones, Built-in cooling fan
Display
Type AMOLED, 120Hz AMOLED, 1B colors, 144Hz, Dolby Vision, HDR10+, HDR Vivid
Size 6.67 inches 6.85 inches
Resolution 1080 x 2400 pixels 1440 x 3168 pixels
Platform
Operating System Android 15, Funtouch 15 Android 16, OriginOS 6
Chipset Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
CPU Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPU Adreno 613 Adreno 840
Memory
Card Slot - No
Internal 128GB 8GB RAM, 256GB 8GB RAM 256GB 16GB RAM, 512GB 16GB RAM, 1TB 16GB RAM, 1TB 24GB RAM
Camera
Primary 50 MP, f/1.8, (wide) + 2 MP, f/2.4, (depth) 50 MP, f/1.9, (wide), OIS + 50 MP, f/2.7, (periscope telephoto), 3x optical zoom + 50 MP, f/2.1, 107˚ (ultrawide)
Features Ring-LED flash, panorama, HDR LED flash, HDR, panorama
Video 1080p@30fps 8K@30fps, 4K@60fps, 1080p@240fps
Selfie 32 MP 1080p@30fps 32 MP 4K@60fps, 1080p@60fps
Sound
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers (with Dolby Atmos)
3.5mm Jack No No
Extra 24-bit/192kHz Hi-Res audio -
Comms
Wifi a/b/g/n/ac, dual-band a/b/g/n/ac/6/7, dual-band
Bluetooth 5.0 5.4
GPS Yes Yes
NFC No Yes
Infrared - Yes
Radio No No
USB USB Type-C 2.0 USB Type-C 3.2
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Battery
Battery type 6000 mAh 7400 mAh
Charging 90W wired, Reverse wired 100W wired, 40W wireless
Misc
Colors Glam White, Olive Green Black, Silver
Models - V2546A
Price 300 USD 740 USD
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