Xiaomi Mi 8 vs. Samsung Galaxy S9

Xiaomi Mi 8
  • 6.21" (2248x1080) Super AMOLED
  • 6GB
    Snapdragon 845 SoC     64GB/128GB/256GB Storage
  • 12-MP, f/1.8, OIS 2 Rear Cameras
  • 3400 mAh Qualcomm Quick Charge 4+
Samsung Galaxy S9
  • 5.8" (2960x1440) Super AMOLED
  • 4GB
    Snapdragon 845 SoC     128GB/256GB/64GB Storage
  • 12-MP, f/1.5, OIS 1 Rear Camera
    CAMERA HW score: 105
  • 3000 mAh W-Charge
Rating: 10/10
Read ReviewGalaxy S9
News (125)
Galaxy S9 Price
$445. Search

Specifications Highlights
Product NameMi 8Galaxy S9
ProductXiaomi Mi 8Galaxy S9 (Launched 2018-02-25)
Display6.21" 2248x1080 Super AMOLED 5.8" 2960x1440 Super AMOLED , HDR10
Rear Camera(s)
  • 21mm 12-MP f/1.8 (Primary) +OIS
  • 12-MP f/2.4
  • 27mm 12-MP f/1.5 (Primary) +OIS
Selfie Camera(s)
  • 18mm 20-MP f/2
  • 26mm 8-MP f/1.7
Computing
  • Snapdragon 845 SoC
  • 6GB RAM
  • 64GB/128GB/256GB Storage
  • Snapdragon 845 SoC
  • 4GB RAM
  • 128GB/256GB/64GB Storage
  • MicroSD (400GB max.)
Battery3400 mAh, Qualcomm Quick Charge 4+3000 mAh, Wireless Charging
DesignIP Rating, 175g (6.2oz), 74.8x154.9x7.6 mm (2.94 x 6.10 x 0.30 inches)IP68, 163g (5.7oz), 147.7x68.7x 8.5 mm (5.81 x 2.70 x 0.33 inches)
Price (Market)$445
Price at Launch$720
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Samsung Galaxy S9: Hands-On
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Display
Product NameMi 8Galaxy S9
TypeSuper AMOLEDSuper AMOLED
Diagonal (inches)6.21"5.8"
Display/Body Ratio83.8%84.1%
Resolution2248x10802960x1440
Sharpness (PPI)402 PPI568 PPI
Brightness (specs)430 NITs
Display Glass TypeGorilla GlassGorilla Glass 5
Features
  • Multitouch
  • Glossy
  • 2.5D
  • Always-On
  • Multitouch
  • Glossy
  • Tweakable Resolution
  • HDR10
  • Always-On
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameMi 8Galaxy S9
Megapixel12-MP12-MP
Aperturef/1.8f/1.5
Focal Length (35mm) 21mm27mm
Sensor SizeSmallSmall
Autofocus Features
  • Contrast
  • Dual-Pixel Phase Detection
  • Phase Detection
  • Contrast
  • Dual-Pixel Phase Detection
Hardware Features
  • Dual LED Flash
  • LED Flash
  • Autofocus
  • OIS
  • HDR Photo
  • Autofocus
  • OIS
  • Flash
  • Dual LED Flash
  • HDR Photo
Video Resolutions
  • 2160p/30fps
  • 1080p/240fps
  • 720p/240fps
  • 1080p/60fps
  • 2160p/30fps
  • 720p/120fps
Battery
Product NameMi 8Galaxy S9
Battery TypeLi-PolyLi-Ion
Battery Capacity (mAh)3400 mAh3000 mAh
Battery Features
  • Fast Charge
  • Non-Removable
  • Fast Charge
  • Wireless Charging Integrated
Fast-Charge ProtocolQualcomm Quick Charge 4+
Computing
Product NameMi 8Galaxy S9
Processor BrandQualcommQualcomm
Processor NameSnapdragon 845Snapdragon 845
Processor # Cores88
Main Processor Frequency (GHz)2.8 GHz2.8 GHz
RAM Options6GB4GB
Internal Storage Options64GB/128GB/256GB128GB/256GB/64GB
Memory Card TypeMicroSD
Mem. Card Max. Size400GB
Operating System + VersionAndroid 8.1Android 8.0
Communications
Product NameMi 8Galaxy S9
LTE Category (Download)LTE CAT18 1200/211 MbpsLTE CAT18 1200/211 Mbps
LTE Bands12, 38, 39, 40, 41
Modem Features
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • EV-DO A
  • TD-SCDMA
  • TD-HSDPA
  • GPRS
  • EDGE
  • LTE
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • a
  • ac
  • b
  • g
  • n
WiFi Features
  • Dual-band
  • Hotspot
  • WiFi Direct
  • MU-MIMO
  • MU-MIMO
  • MIMO
  • Hotspot
  • Dual-band
  • WiFi Direct
Bluetooth VersionBluetooth 5.0Bluetooth 5.0
Bluetooth Features
  • A2DP
  • BT LE
  • A2DP
  • BT LE
  • BT EDR
NFC Features
  • NFC Supported
  • NFC Supported
Connector TypeUSB Type CUSB Type C
Connector Features
  • USB 2.0
  • USB OTG
  • USB 3.1
  • USB OTG
  • USB OTG
SAR US Head1.01 W/Kg
SAR US Body1.32 W/Kg
SAR EU Head0.701 W/Kg
SAR EU Body1.662 W/Kg
Sim Card 0
Product NameMi 8Galaxy S9
NameSIM0SIM0
SIM TypeNano SIMNano SIM
Sim Card 1
Product NameMi 8Galaxy S9
NameSIM1
SIM TypeNano SIM
Multimedia
Product NameMi 8Galaxy S9
Multimedia Features
  • DLNA
  • Daydream VR
Audio Alerts
  • MP3
  • VIBRATION
  • WAV
Speaker channelsStereo
Audio Features
  • Loudspeaker
  • Loudspeaker
  • 3.5mm Port
  • Phone Noise Cancellation
Audio Formats
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
  • 3GA
  • AAC
  • AMR
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • MXMF
  • OGA
  • OGG
  • OTA
  • RTTTL
  • WAV
  • WMA
  • XMF
Video Formats
  • DIVX
  • H.263
  • H.264
  • MPEG-4
  • H.265
  • MP4
  • VC-1
  • XVID
  • 3G2
  • 3GP
  • ASF
  • AVI
  • FLV
  • M4V
  • MKV
  • MP4
  • WEBM
  • WMV
Sensors
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Barometer
  • Fingerprint
  • A-GPS
  • GPS
  • GLONASS
  • BeiDou
  • Accelerometer
  • Barometer
  • Compass
  • Gesture
  • GPS
  • A-GPS
  • GLONASS
  • Gyroscope
  • Heart Rate
  • Light
  • Proximity

Xiaomi Mi 8 vs. Samsung Galaxy S9 Specs & Speed Benchmarks

Basemark OS II 2.0

Higher is better
Xiaomi Mi 8 LiteXiaomi Mi MIX 2SSamsung Galaxy S9OnePlus 6TApple iPhone X2000225025002750300032503500375040004250450047505000

Geekbench 4 Single

Higher is better
Samsung Galaxy S9OnePlus 6TXiaomi Mi Mix 3OnePlus 6Xiaomi Pocophone F1Apple iPhone XApple iPhone XS Max150017502000225025002750300032503500375040004250450047505000

Geekbench 4 Multi

Higher is better
Samsung Galaxy S9Xiaomi Mi Mix 3OnePlus 6OnePlus 6TXiaomi Pocophone F1Apple iPhone XApple iPhone XS Max7000725075007750800082508500875090009250950097501000010250105001075011000112501150011750

3DMark Slingshot 3.1

Higher is better
Apple iPhone XApple iPhone XS MaxSamsung Galaxy S9Xiaomi Mi Mix 32500275030003250350037504000425045004750

3DMark Unlimited Icestorm

Higher is better
Samsung Galaxy S9Apple iPhone XXiaomi Mi Mix 34750050000525005500057500600006250065000

GFXBench Manhattan (Offscr.)

Higher is better
Apple iPhone XOnePlus 6Samsung Galaxy S9Xiaomi Pocophone F1OnePlus 6TXiaomi Mi Mix 3Apple iPhone XS Max50556065707580859095100105110115120125

GFXBench Manhattan 3.1 (Offscr.)

Higher is better
Apple iPhone XApple iPhone XS MaxSamsung Galaxy S9OnePlus 6Xiaomi Mi Mix 3OnePlus 6TXiaomi Pocophone F13537.54042.54547.55052.55557.56062.5

GFXBench T-Rex (Offscr.)

Higher is better
Apple iPhone XSamsung Galaxy S9Xiaomi Pocophone F1OnePlus 6Xiaomi Mi Mix 3OnePlus 6TApple iPhone XS Max112.5125137.5150162.5175187.5200212.5225

Battery Capacity (mAh)

Higher is better
Apple iPhone XSamsung Galaxy S9Xiaomi Mi Mix 3OnePlus 6Apple iPhone XS MaxXiaomi Mi 8 LiteXiaomi Mi 8Xiaomi Mi MIX 2SOnePlus 6TXiaomi Pocophone F1225023752500262527502875300031253250337535003625375038754000

Battery Charge Speed (mAh/mn)

Higher is better
Apple iPhone XS MaxSamsung Galaxy S9OnePlus 6TOnePlus 61520253035404550556065