Xiaomi MI 8 vs. Realme X3 Superzoom

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI 8 and Realme X3 Superzoom. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Xiaomi MI 8 vs. Realme X3 Superzoom Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI 8 Realme X3 Superzoom
Product Type Smartphone Smartphone
Manufacturer Model Number - RMX2086
Form Factor Touch Touch
Height 154.9 mm 163.8 mm Realme X3 Superzoom has greater height than Xiaomi MI 8.
Width 74.8 mm 75.8 mm Realme X3 Superzoom has greater width than Xiaomi MI 8.
Depth 7.6 mm 8.9 mm Xiaomi MI 8 is narrower than Xiaomi MI 8.
Weight 175 g 202 g Xiaomi MI 8 is lighter than Xiaomi MI 8.
Body Colour Black | Blue Glacier blue
Body Material Glass, 7000 Series aluminium -
Waterproof (Water-resistant) - -
SAR Value 1.662 W/kg (body), 0.701 W/kg (head) 0.931 W/kg (body), 0.897 W/kg (head), 1.914 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C USB Type-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi MI 8 Realme X3 Superzoom
Display Type OLED display -
Display Technology AMOLED -
Screen Size (Display Size) 6.21" 6.6" Realme X3 Superzoom has larger screen size than Xiaomi MI 8.
Screen Resolution (Display Resolution) 2248 x 1080 pixels 2400 x 1080 pixels Realme X3 Superzoom has better screen resolution than Xiaomi MI 8.
Display Format Full HD+ Full HD+
Pixel Density 402 ppi -
Aspect Ratio 18.7:9 -
Max Brightness 600 cd/m² -
Contrast Ratio 60000:1 -
Display Enhancement Technology Sunlight mode -
Display Features Always-on display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut 120Hz Ultra Smooth Display
Display Protection (Screen Protector) - Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR Xiaomi MI 8 Realme X3 Superzoom
Processor Type (CPU) Qualcomm Snapdragon 845 Qualcomm Snapdragon 855+
Clock Speed 2.8 GHz 2.96 GHz Realme X3 Superzoom has higher clock speed than Xiaomi MI 8.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi MI 8 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 630 Qualcomm ADRENO 640
MEMORY Xiaomi MI 8 Realme X3 Superzoom
RAM LPDDR4X SDRAM - 6 GB LPDDR4X SDRAM - 12 GB Realme X3 Superzoom has more RAM than Xiaomi MI 8.
Internal Memory Size (Storage Capacity) 64 GB 256 GB Realme X3 Superzoom has more internal memory than Xiaomi MI 8.
Memory Interface - UFS 3.0
CAMERA Xiaomi MI 8 Realme X3 Superzoom
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 12 Megapixel 64 Megapixel Realme X3 Superzoom has better camera resolution than Xiaomi MI 8.
Sensor Size - 1/1.72"
Sensor Name Sony Exmor RS IMX363 sensor Samsung GW1 Sensor
Lens Type Wide-angle lens Wide-angle lens
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Lens Construction - 6-element
Field of View (FoV) - 78.6 degree(s)
Optical Image Stabiliser (OIS) 4-axis OIS (Optical Image Stabilisation) - Xiaomi MI 8 has optical stabilisation.
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) - 26 mm
Special Effects HDR HDR
Camera Modes Burst mode, Panorama, portrait mode, AR Emoji, AI Beautify Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, AI mode, Ultra Macro Mode, Super nightscape, Ultra Wide Mode, Starry mode
Face Recognition (Face ID) Face recognition - Xiaomi MI 8 has face detection.
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps, 3840 x 2160 (4K) at 60 fps
Camera Features (Functions) Dual Pixel Autofocus technology, AI Dual camera, AI scene detection, AI Beautify, AI dynamic bokeh, AI studio lighting, AI short video editing, AI high-res photos AI Beautify, AI scene recognition, UIS Video Stabilisation, Chroma boost, UIS Max Video stabilisation, 60X Super Zoom
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 8 Megapixel Xiaomi MI 8 has better second camera resolution than Realme X3 Superzoom.
Lens Type (2nd Camera) Telephoto lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.3 Realme X3 Superzoom has better second camera lens aperture than Xiaomi MI 8.
Lens Element Qty (2nd Camera) - 5-element
Field of View (2nd Camera) - 119 degree(s)
Minimum Focal Length (2nd Camera) - 16 mm
Camera Features (2nd Camera) Portrait lens -
THIRD CAMERA
Sensor Resolution (3rd Camera) - 8 Megapixel
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) - F/3.4
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Realme X3 Superzoom has optical stabilisation of the third camera.
Optical Zoom - 5x
Camera Features (3rd Camera) - 60x Super Zoom
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Aperture (4th Camera) - F/2.4
Pixel Size (4th Camera) - 1.75 μm
Camera Functions (4th Camera) - Macro camera
Camera Features (4th Camera) - 4cm macro photography
FRONT CAMERA
Number of Front Cameras 2 2
Sensor Resolution (Front) 20 Megapixel 32 Megapixel Realme X3 Superzoom has better front camera resolution than Xiaomi MI 8.
Sensor Name (Front) - Sony Exmor RS IMX616 sensor
Lens Aperture (Front) - F/2.5
Lens Element Qty (Front) - 5-element
Field of View (Front) - 80.4 degree(s)
Special Effects (Front) Mirror Beauty effect
Camera Modes (Front) AR Emoji, AI portrait mode Time-lapse mode, front-facing panorama, Portrait, Mirror mode, Super nightscape, Wide
Face Recognition (Face ID) Face recognition Face recognition Both phones have face detection.
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Self-timer, AI detection of 10 different scenes, 3D Beautify -
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) - 8 Megapixel
Lens Aperture (2nd Front) - F/2.2
Field of View (2nd Front) - 105 degree(s)
Camera Features (2nd Front) Flood Illuminator, Dot Projector 5-piece lens
BATTERY AND CHARGING Xiaomi MI 8 Realme X3 Superzoom
Battery Capacity (Battery Size) 3400 mAh 4200 mAh Realme X3 Superzoom has larger battery capacity than Xiaomi MI 8.
Fast Charging Technology Qualcomm Quick Charge 4.0+ Dart Charge Both phones have fast charging technology.
CELLULAR Xiaomi MI 8 Realme X3 Superzoom
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.1 Oreo Android 10
User Interface MIUI 9.5 Realme UI
Payment Technology Android Pay Google Pay
Navigation GPS, GLONASS, BeiDou, Galileo, QZSS GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI 8 Realme X3 Superzoom
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 34, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI 8 Realme X3 Superzoom
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, apt-X HD -
Supported Digital Video Standards MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP -
Sound Enhancements - Dolby Atmos sound technology, Hi-Res audio certified
FEATURES Xiaomi MI 8 Realme X3 Superzoom
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, hall sensor, Time of Flight (ToF), infrared (IR) sensor Accelerometer, ambient light sensor, proximity sensor, magnetometer, gyro sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader (side)
Security Technology IR face unlock -
Additional Phone Features Face Unlock, MU-MIMO technology MIMO technology, dual microphones with noise cancellation, liquid cooling
OTHERS Xiaomi MI 8 Realme X3 Superzoom
Included Accessories Power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, Mi 8 Protective cover SIM card removal tool, USB-C cable, protective case, 30W Dart charger
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