OnePlus 8 vs. Realme 6i

Phone Comparison, Reviews and Tests

In depth comparison and review of OnePlus 8 and Realme 6i. 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

OnePlus 8 vs. Realme 6i Comparison Chart
DESIGN AND DIMENSIONS OnePlus 8 Realme 6i
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 160.2 mm 164.4 mm Realme 6i has greater height than OnePlus 8.
Width 72.9 mm 75.4 mm Realme 6i has greater width than OnePlus 8.
Depth 8 mm 9 mm OnePlus 8 is narrower than OnePlus 8.
Weight 180 g 199 g OnePlus 8 is lighter than OnePlus 8.
Body Colour Black | Onyx black | Glacial green Milk white
Waterproof (Water-resistant) - -
SAR Value 0.86 W/kg 0.59 W/kg (body), 1.14 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM -
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY OnePlus 8 Realme 6i
Display Type OLED display -
Display Technology Fluid Amoled -
Screen Size (Display Size) 6.55" 6.5" OnePlus 8 has larger screen size than Realme 6i.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 1600 x 720 pixels OnePlus 8 has better screen resolution than Realme 6i.
Display Format QHD+ HD+
Pixel Density 402 ppi -
Aspect Ratio 20:9 20:9
Colour Depth 16.7 million colours -
HDR Yes - OnePlus 8 has HDR.
HDR Technology HDR10+ -
Display Features Reading mode, night mode, Wide colour display (P3), 90 Hz Fluid Display Eye Care, Mini-drop display
Display Protection (Screen Protector) Corning Gorilla Glass 3D (scratch resistant glass) Corning Gorilla Glass 3 (scratch resistant glass)
PROCESSOR OnePlus 8 Realme 6i
Processor Type (CPU) Qualcomm Snapdragon 865 MediaTek Helio G80
Clock Speed 2.84 GHz 2 GHz OnePlus 8 has higher clock speed than Realme 6i.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - OnePlus 8 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 650 Mali-G52
MEMORY OnePlus 8 Realme 6i
RAM LPDDR4X SDRAM - 8 GB LPDDR4X SDRAM - 4 GB OnePlus 8 has more RAM than Realme 6i.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
User Memory 100 GB -
Memory Interface UFS 3.0 -
Supported Flash Memory Cards (Expandable Memory) - microSD
CAMERA OnePlus 8 Realme 6i
MAIN CAMERA
Number of Main Cameras 3 4
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size 1/1.4" -
Sensor Name Sony Exmor RS IMX586 sensor -
Lens Aperture F/1.75 F/1.8 OnePlus 8 has better lens aperture than OnePlus 8.
Lens Construction 6-element -
Pixel Size 0.8 μm -
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - OnePlus 8 has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Special Effects Portrait, HDR, Studio -
Camera Modes Panorama, Time-lapse mode, Pro mode, night mode, portrait mode, Cine Video Mode, Dog, Cat, Nightscape capture mode, Portrait, Ultra shot -
Face Recognition (Face ID) Face detection - OnePlus 8 has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Noise reduction, GIF animation function, Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Continuous Auto Focus (CAF), RAW image capture, AI scene detection, UltraShot engine AI Quad camera
SECOND CAMERA
Sensor Resolution (2nd Camera) 2 Megapixel 8 Megapixel Realme 6i has better second camera resolution than OnePlus 8.
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.3 Realme 6i has better second camera lens aperture than OnePlus 8.
Field of View (2nd Camera) - 119 degree(s)
Pixel Size (2nd Camera) 1.75 μm -
THIRD CAMERA
Sensor Resolution (3rd Camera) 16 Megapixel -
Lens Type (3rd Camera) Ultra wide-angle lens -
Lens Aperture (3rd Camera) F/2.2 F/2.4 OnePlus 8 has better third camera lens aperture than OnePlus 8.
Field of View (3rd Camera) 116 degree(s) -
Camera Functions (3rd Camera) - Potrait camera
Camera Features (3rd Camera) - B&W Portrait lens
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Aperture (4th Camera) - F/2.4
Camera Functions (4th Camera) - Macro camera
Camera Features (4th Camera) - 4cm macro photography
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 16 Megapixel Both phones have the same front camera resolution.
Sensor Name (Front) Sony Exmor RX IMX471 sensor -
Lens Aperture (Front) F/2.45 F/2.0 Realme 6i has better front lens aperture than OnePlus 8.
Pixel Size (Front) 1 μm -
Focus Adjustment Focus free -
Special Effects (Front) HDR, face retouch -
Camera Modes (Front) Time-lapse mode AI Beauty
Face Recognition (Face ID) - Face recognition Realme 6i has face detection.
Light Source (Front) Display flash -
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps -
Camera Features (Front) Electronic Image Stabiliser (EIS) -
BATTERY AND CHARGING OnePlus 8 Realme 6i
Battery Capacity (Battery Size) 4300 mAh 5000 mAh Realme 6i has larger battery capacity than OnePlus 8.
Fast Charging Technology Warp Charge 30 technology, Warp Charge 30T technology - OnePlus 8 has fast charging technology.
Standby Time - 936 hours
Talk Time 1740 minutes 1758 minutes Realme 6i has longer battery life when making calls than OnePlus 8.
Run Time Details Talk: up to 1740 min
Standby: up to 391 hrs
Standby: up to 936 hrs
Talk: up to 1758 min
Playback (Music): up to 54.7 hrs
Continuous viewing (YouTube): up to 20.6 hrs
Continuous viewing (Instagram): up to 19.7 hrs
Battery Technology Lithium Ion -
CELLULAR OnePlus 8 Realme 6i
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 4G OnePlus 8 has more advanced generation mobile network.
Operating System OxygenOS (based on Android 10) Android 10
User Interface - Realme UI
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS OnePlus 8 Realme 6i
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, LTE Advanced, FDD-LTE, TDD-LTE, 5G NR FR1 FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8, Band 9, Band 19 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900, 1700, 800 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, Band 66 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 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, FDD 1700 - 2110 AWS-3 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
5G NR Band N1, n3, n7, n28, n78 -
5G NR Frequency FDD 2100, FDD 1800, FDD 2600, FDD 700APT, TDD TD 3500 -
Wireless Interface IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax IEEE 802.11b/g/n
Bluetooth Bluetooth 5.1 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Modem Snapdragon X55 5G -
Messaging Services SMS, MMS -
MEDIA OnePlus 8 Realme 6i
Supported Digital Audio Standards WAV, WMA, AAC, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, apt-X, LDAC, IMY, EAC3, MID, AMR-WB, AMR-NB, SBC, apt-X HD, EAC3-JOC, AC-4 -
Supported Digital Video Standards MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 -
Sound Enhancements Qualcomm aptX audio, Qualcomm aptX HD audio, Dolby Atmos Surround Sound -
FEATURES OnePlus 8 Realme 6i
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor, magnetometer, gyro sensor
Security Devices Fingerprint reader (under display), face recognition -
Additional Phone Features Face Unlock, Noise Cancellation Technology, MIMO technology, Alert Slider -
OTHERS OnePlus 8 Realme 6i
Included Accessories SIM card removal tool, sticker, screen protector, USB-C cable, protective case, Warp Charge 30 power adapter SIM card removal tool, USB-C cable, protective case, 18W charger, protective film
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