Compare Xiaomi Mi Mix 2 vs Samsung Galaxy S9

Specifications
Key Specifications
Display Size 5.99 inches 5.8 inches
Operating System Android 7.1 (Nougat) Android 8.0 (Oreo)
RAM 8 GB RAM or 64/128/256 GB 6 GB RAM 4 GB RAM
Rear Camera 12 MP 12 MP
Battery Capacity Non-removable Li-Ion 3400 mAh battery Non-removable Li-Ion 3000 mAh battery (11.55 Wh)
General Features
Release Date 2017, September 2018, February
SIM Support Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Phone Dimensions 5.98 x 2.97 x 0.30 in 5.81 x 2.70 x 0.33 in
Phone Weight 185 g 163 g
Operating System Android 7.1 (Nougat) Android 8.0 (Oreo)
Display
Screen Size 5.99 inches 5.8 inches
Screen Resolution 1080 x 2160 pixels 1440 x 2960 pixels
Screen Type IPS LCD capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Screen Protection Corning Gorilla Glass 4 Corning Gorilla Glass 5
Memory
Internal Memory 128 GB 64/128/256 GB
RAM 8 GB RAM or 64/128/256 GB 6 GB RAM 4 GB RAM
Card Slot No microSD, up to 512 GB (uses SIM 2 slot) - dual SIM model only
Performance
Processor Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo) Octa-core (4x2.7 GHz Mongoose M3 & 4x1.8 GHz Cortex-A55) - EMEAOcta-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) - USA/LATAM, China
GPU Adreno 540 Mali-G72 MP18 - EMEAAdreno 630 - USA/LATAM, China
Battery
Type Non-removable Li-Ion 3400 mAh battery Non-removable Li-Ion 3000 mAh battery (11.55 Wh)
Camera
Front Camera 5 MP 8 MP
Front Flash Light No
Front Video Recording 1080p@30fps 1440p@30fps
Back Flash Light Yes Yes
Back Camera 12 MP 12 MP
Back Video Recording 2160p@30fps, 1080p@30fps, 720p@120fps 2160p@60fps, 1080p@240fps, 720p@960fps, HDR, dual-video rec.
Connectivity
Bluetooth Yes Yes
3G Yes Yes
4G/LTE Yes Yes
Radio No FM radio (USA & Canada only)
WiFi Yes Yes
NFC Yes Yes