Product
Xiaomi Redmi K30S
Xiaomi Redmi K30S
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 33W wired, PD3.0, QC4 90W wired, 50% in 19 min 6W reverse wired
Type Li-Po 5000 mAh Li-Ion 5500 mAh
Body
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame Glass front, plastic back, plastic frame
Dimensions 165.1 x 76.4 x 9.3 mm (6.5 x 3.01 x 0.37 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 216 g (7.62 oz) 182 g (6.42 oz)
  - IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.1, A2DP, LE 5.4, A2DP, LE
Infrared port Yes Yes
NFC Yes No
Positioning GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), 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
Protection Corning Gorilla Glass 5 -
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.67 inches, 107.4 cm2 (~85.2% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type IPS LCD, 144Hz, HDR10, 500 nits (typ), 650 nits (peak) AMOLED, 120Hz, HDR, 1300 nits (HBM), 4500 nits (peak)
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  - Circle to Search
Launch
Announced 2020, October 27 2025, June 20
Status Available. Released 2020, November 11 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 LED flash, HDR, panorama Ring-LED flash, panorama, HDR
Triple 64 MP, f/1.9, 26mm (wide), 1/1.73", 0.8µm, PDAF 13 MP, f/2.4, 123˚ (ultrawide), 1.12µm 5 MP, f/2.4, (macro), AF -
Video 8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps; gyro-EIS 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot No No
Internal 128GB 8GB RAM, 256GB 8GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 3.1 UFS 3.1
Misc
Colors Cosmic Black, Lunar Silver Fest Gold, Freestyle White, Nebula Purple
Models M2007J3SC -
SAR - 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 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 41, 78, 79 SA/NSA 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE, 5G (2+ Gbps DL) HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / EVDO / LTE / 5G GSM / HSPA / LTE / 5G
  CDMA2000 1xEV-DO -
Platform
Chipset Qualcomm SM8250 Snapdragon 865 5G (7 nm+) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 650 Mali-G615 MC2
OS Android 10, MIUI 12 Android 15, Funtouch 15
Selfie camera
Features HDR -
Single 20 MP, f/2.2, 27mm (wide), 1/3.4", 0.8µm 32 MP, f/2.5, (wide)
Video 1080p@30fps, 720p@120fps 4K@30fps, 1080p@30fps
Sound
3.5mm jack No No
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
  24-bit/192kHz Hi-Res audio 24-bit/192kHz Hi-Res & Hi-Res wireless audio