Product
Samsung Galaxy A8s
Samsung Galaxy A8s
Xiaomi Redmi K80 Ultra
Xiaomi Redmi K80 Ultra
Battery
Charging 18W wired 100W wired, PD3.0 Bypass charging
Type Li-Ion 3400 mAh, non-removable Si/C Li-Ion 7410 mAh
Body
Build Glass front (Gorilla Glass 3), glass back (Gorilla Glass 5), aluminum frame Glass front, aluminum frame
Dimensions 158.4 x 74.9 x 7.4 mm (6.24 x 2.95 x 0.29 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 173 g (6.10 oz) 219 g (7.72 oz)
  - IP68 dust tight and water resistant (immersible up to 2m for 30 min)
Comms
Bluetooth 5.0, A2DP, EDR, LE 5.4, A2DP, LE, LHDC 5
Infrared port - Yes
NFC Yes Yes
Positioning GPS, GLONASS, GALILEO, BDS 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 USB Type-C
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 Scratch/drop-resistant glass
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Size 6.4 inches, 100.5 cm2 (~84.7% screen-to-body ratio) 6.83 inches, 114.5 cm2 (~90.2% screen-to-body ratio)
Type PLS LCD OLED, 68B colors, 144Hz, Dolby Vision, HDR10+, HDR Vivid, 1800 nits (HBM), 3200 nits (peak)
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
  ANT+ Samsung Pay -
Launch
Announced 2018, December. Released 2018, December 2025, June 26
Status Discontinued 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 LED flash, panorama, HDR Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Triple 24 MP, f/1.7, 27mm (wide), 1/2.8", 0.9µm, PDAF 10 MP f/2.4, 52mm (telephoto), 1/3.9", 1.0µm, AF, 2x optical zoom 5 MP, f/2.2, (depth) -
Video 4K@30fps, 1080p@30/240fps 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Memory
Card slot No No
Internal 128GB 6GB RAM, 128GB 8GB RAM 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
  - UFS 4.1
Misc
Colors Black, Gradient Black, Blue, Pink-Blue, Yellow-Pink Gray, White, Blue, Green
Models SM-G8870, SM-G887F, SM-G887N, SM-A8s -
SAR EU 0.24 W/kg (head)     1.17 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, 12, 17, 34, 38, 39, 40, 41 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, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
  CDMA 800 & TD-SCDMA CDMA2000 1x
Platform
Chipset Qualcomm SDM710 Snapdragon 710 (10 nm) Mediatek Dimensity 9400+ (3 nm)
CPU Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver) Octa-core (1x3.63 GHz Cortex-X925 & 3x3.3 GHz Cortex-X4 & 4x2.4 GHz Cortex-A720)
GPU Adreno 616 Immortalis-G925
OS Android 9.0 (Pie), One UI Android 15, HyperOS 2
Selfie camera
Features HDR HDR
Single 24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm 20 MP, (wide), 1/2.0", 0.8µm
Video 1080p@30fps 1080p@30/60fps
Sound
3.5mm jack No No
Loudspeaker Yes Yes, with stereo speakers
  24-bit/192kHz Hi-Res & Hi-Res Wireless audio