Gizmoindex

Device comparison

Two devices. One clear decision.

Choose the exact models, then compare every available specification in one aligned view.

Missing information stays missing. Only stored specifications are shown.

Xiaomi Mi 8 SE

Device A

Mi 8 SE

Xiaomi · Phones

Open full profile →
Infinix Smart 20

Device B

Smart 20

Infinix · Phones

Open full profile →

Complete comparison

Full specifications

Every available group and stored value, aligned by field.

LAUNCH DATE3 fields
SpecificationMi 8 SESmart 20
AnnouncedJune 5, 20182026, February
Released2018, June2026-03-04
StatusDiscontinuedAvailable
NETWORK6 fields
SpecificationMi 8 SESmart 20
2G BandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2GSM 850 / 900 / 1800 / 1900
3G BandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G LTE1, 3, 5, 7, 8, 34, 38, 39, 40, 411, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
5GNoNo
SpeedLTELTE
Technology4G/LTE/GSM4G / 3G / 2G
BODY5 fields
SpecificationMi 8 SESmart 20
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frameGlass front, plastic back, plastic frame
Dimensions147.3 x 73.1 x 7.5 mm (5.80 x 2.88 x 0.30 in)167.7 x 78.8 x 7.7 mm
IP RatingNo IP ratingIP64
SIMNano-SIM + Nano-SIMDual Nano-SIM, dual standby; dedicated microSD slot
Weight164 g (5.78 oz)189 g
DISPLAY8 fields
SpecificationMi 8 SESmart 20
Brightness453 nits (max, measured)560 nits typical; 700 nits HBM
Color—72% NTSC
ProtectionCorning Gorilla Glass 5No branded cover glass specified by Infinix
Refresh Rate60HzUp to 120 Hz
Resolution1080 x 2244 pixels, 18.7:9 ratio (~423 ppi density)720 x 1576
Screen-to-body~81.3%~84.8%
Size5.88 inches, 87.6 cm2 (~81.3% screen-to-body ratio)6.78 inches
TypeSuper AMOLED, HDR10IPS LCD
PLATFORM4 fields
SpecificationMi 8 SESmart 20
CPUOcta-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)Octa-core (2x2.0GHz Cortex-A75 & 6x1.7GHz Cortex-A55
ChipsetQualcomm SDM710 Snapdragon 710 (10 nm)MediaTek Helio G81 Ultimate
GPUAdreno 616Mali-G52
OSAndroid 8.1 (Oreo), MIUI 9.5Android 16, XOS 16
MEMORY5 fields
SpecificationMi 8 SESmart 20
Card slotNoExpandable storage, up to 2 TB
InternalNo64 GB / 128 GB
RAM64GB, 128GB4 GB
Storage Type—eMMC
Storage/RAM variantsNo; 64GB, 128GB64 GB / 128 GB; 4 GB RAM
MAIN CAMERA3 fields
SpecificationMi 8 SESmart 20
Features4GB RAM, 6GB RAMLED Flash
MAIN CAMERALED flash, HDR, panorama8 MP, f/2.0, autofocus
Video12 MP, f/1.9, 1/2.55", 1.4µm, dual pixel PDAF Auxiliary lens2K at 30 fps; 1080p at 30 fps
SELFIE CAMERA3 fields
SpecificationMi 8 SESmart 20
Features4K@30fps, 1080p@30/120fpsScreen flash
Selfie cameraHDR8 MP, f/2.0
Video20 MP, f/2.0, (wide), 1/3", 0.9µm2K at 30 fps
SOUND2 fields
SpecificationMi 8 SESmart 20
3.5mm jackYes, with stereo speakersYes
Loudspeaker1080p@30fpsYes
COMMUNICATION6 fields
SpecificationMi 8 SESmart 20
BluetoothNoYes
NFC5.0, A2DP, LEYes
PositioningNoYes, with A-GPS
RadioGPS, GLONASS, BDS, GALILEOYes
USBNoUSB Type-C
WLANUSB Type-C 2.0, OTGYes
FEATURES1 field
SpecificationMi 8 SESmart 20
SensorsWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectG-SENSOR, E-COMPASS, GYROSCOPE, LIGHT SENSOR, PROXIMITY SENSOR, FINGERPRINT, MOTOR, INFRARED BLASTER
BATTERY3 fields
SpecificationMi 8 SESmart 20
Capacity3120 mAh5200 mAh
Charging Type—15W supported; 10W charger supplied
Type18W wired, QC3Non-removable Li-Po Battery
ADDITIONAL INFORMATION5 fields
SpecificationMi 8 SESmart 20
ColorsLi-Po 3120 mAh, non-removableShadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue
Compatibility—India specification set
Launch Price (USD)$172.00 (reference only — see Price in Nigeria above for the actual retail price)—
ModelsGray, Blue, Red, GoldX6840
Price in Nigeria₦111,000₦105,000
TESTS3 fields
SpecificationMi 8 SESmart 20
Battery Endurance—PCMark battery test: 11 h 24 min; charging from 20% to 100% took 2 h 12 min (91mobiles testing).
Graphics—3DMark Wild Life Extreme: 169; BGMI averaged 28.4 FPS; Call of Duty Mobile delivered 40-45 FPS (91mobiles testing).
Performance—AnTuTu: 366,645; Geekbench multi-core: 1,352 (91mobiles testing).
SECURITY3 fields
SpecificationMi 8 SESmart 20
Anti-theft—Android Find Hub with remote locate, secure and erase functions; Android theft-protection features are configurable where supported.
Data Protection—Android 16 device encryption and screen-lock protection with fingerprint authentication.
SecurityBiometric security: Fingerprint (rear-mounted).Side-mounted fingerprint sensor; Android 16 with XOS 16; two years of security patches promised.

Search Gizmoindex

Start typing to find devices, brands, categories, guides and news.