Xiaomi MI 9T vs. OPPO A77 5G

Phone Comparison, Reviews and Tests

Detailed comparison and review of Xiaomi MI 9T and OPPO A77 5G. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Xiaomi MI 9T vs. OPPO A77 5G Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI 9T OPPO A77 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2339
Form Factor Touch Touch
Height 156.7 mm 163.8 mm OPPO A77 5G has greater height than Xiaomi MI 9T.
Width 74.3 mm 75.1 mm OPPO A77 5G has greater width than Xiaomi MI 9T.
Depth 8.8 mm 7.99 mm OPPO A77 5G is narrower than Xiaomi MI 9T.
Weight 191 g 190 g OPPO A77 5G is lighter than Xiaomi MI 9T.
Body Colour Carbon black | Glacier blue Midnight black | Ocean blue
Protection - Waterproof, splash-resistant
Waterproof (Water-resistant) - Yes OPPO A77 5G is waterproof.
IP rating - IPX4
SAR Value 1.511 W/kg (body), 1.341 W/kg (head) 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details - Micro SIM + nano SIM/microSD
DISPLAY Xiaomi MI 9T OPPO A77 5G
Display Type OLED display LCD display
Display Technology AMOLED -
Screen Size (Display Size) 6.39" 6.56" OPPO A77 5G has larger screen size than Xiaomi MI 9T.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 1612 x 720 pixels Xiaomi MI 9T has better screen resolution than OPPO A77 5G.
Display Format Full HD+ HD+
Pixel Density 403 ppi 269 ppi Xiaomi MI 9T has better pixel density than OPPO A77 5G.
Aspect Ratio 19.5:9 20:9
Max Brightness 600 cd/m² 600 cd/m² Both phones have the same display brightness
Colour Depth - 16.7 million colours
Contrast Ratio 60000:1 -
HDR Yes - Xiaomi MI 9T has HDR.
HDR Technology HDR10 -
Display Enhancement Technology Sunshine mode 2.0 -
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 90 Hz
Display Features Reading mode, Colour temperature adjustment, night mode, 256 ranks adjustable Reading mode, Dark mode, Multi-colour Always-on display, Dynamic display 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Panda Glass MN228
PROCESSOR Xiaomi MI 9T OPPO A77 5G
Processor Type (CPU) Qualcomm Snapdragon 730 MediaTek Dimensity 810
Clock Speed 2.2 GHz 2.4 GHz OPPO A77 5G has higher clock speed than Xiaomi MI 9T.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi MI 9T has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 618 Mali-G57 MC2
MEMORY Xiaomi MI 9T OPPO A77 5G
RAM 6 GB LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension Xiaomi MI 9T has more RAM than OPPO A77 5G.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi MI 9T OPPO A77 5G
MAIN CAMERA
Number of Main Cameras 3 2
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size 1/2" 1/1.2" Xiaomi MI 9T has better camera sensor size than OPPO A77 5G.
Sensor Name Sony Exmor RS IMX582 sensor Samsung S5KGM1ST
Lens Type Wide-angle lens -
Lens Aperture F/1.75 F/1.7 OPPO A77 5G has better lens aperture than Xiaomi MI 9T.
Lens Construction - 6-element
Field of View (FoV) - 80 degree(s)
Pixel Size 1.6 μm 0.8 μm Xiaomi MI 9T has larger camera pixel size than OPPO A77 5G.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Focal Length Equivalent to 35mm Camera - 25mm
Optical Zoom 2x -
Digital Zoom 10x -
Special Effects HDR Stickers
Camera Modes Burst mode, Panorama, Pro mode, AI Beautify, Smart ultra-wide angle mode, Photo timer, Custom watermark, Full body portrait mode, Baby Beautify, AI smart slimming Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner
Face Recognition (Face ID) Face recognition - Xiaomi MI 9T has face detection.
Light Source Flash LED flash
Still Image Resolutions 8000 x 6000 -
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1920 x 1080 (1080p) at 960 fps, Slo-mo video 1280 x 720 (720p) at 960 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Continuous Auto Focus (CAF), video stabilisation, 4-in-1 Super Pixel, AI scene detection, AI studio lighting, Video Beautify, AI Triple camera, 960 fps Smart audio pairing, AI lens flare, AI high resolution photos, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, Group photo face correction, Portrait mode background blurring, Motion tracking Google Lens
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 2 Megapixel Xiaomi MI 9T has better second camera resolution than OPPO A77 5G.
Sensor Size (2nd Camera) - 1/5"
Lens Type (2nd Camera) Telephoto lens -
Lens Aperture (2nd Camera) F/2.4 F/2.4 Both phones have the same second camera lens aperture.
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) - 89 degree(s)
Pixel Size (2nd Camera) 1.12 μm 1.75 μm OPPO A77 5G has larger second camera pixel size than Xiaomi MI 9T.
Focal Length Equivalent to 35mm Camera - 20mm
Optical Zoom 2x -
Camera Functions (2nd Camera) - Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) 13 Megapixel -
Lens Type (3rd Camera) Ultra wide-angle lens -
Lens Aperture (3rd Camera) F/2.4 -
Field of View (3rd Camera) 124.8 degree(s) -
Pixel Size (3rd Camera) 1.12 μm -
FRONT CAMERA
Number of Front Cameras 1 1
Front Camera Design Pop-up -
Sensor Resolution (Front) 20 Megapixel 8 Megapixel Xiaomi MI 9T has better front camera resolution than OPPO A77 5G.
Sensor Size (Front) - 1/4"
Sensor Name (Front) - Sony IMX355 sensor
Lens Aperture (Front) F/2.2 F/2.0 OPPO A77 5G has better front lens aperture than Xiaomi MI 9T.
Lens Element Qty (Front) - 5-element
Field of View (Front) - 79 degree(s)
Pixel Size (Front) 0.8 μm 1.12 μm OPPO A77 5G has larger front camera pixel size than Xiaomi MI 9T.
Focus Adjustment - Focus free
Focal Length Equivalent to 35mm Camera - 26mm
Special Effects (Front) HDR, Magic mirror Stickers
Camera Modes (Front) Selfie panorama, AI portrait mode, AI Beautify, AI makeup Panorama, Time-lapse mode, night mode, Portrait
Face Recognition (Face ID) Face recognition - Xiaomi MI 9T has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Self-timer, age recognition, AI scene detection, AI studio lighting, Eye light, AI feature adjustment, sapphire crystal lens cover, ambient bulb, Palm shutter, AI silhouette detection, wide-angle distortion correction, camera display brightness correction -
BATTERY AND CHARGING Xiaomi MI 9T OPPO A77 5G
Battery Capacity (Battery Size) 4000 mAh 5000 mAh OPPO A77 5G has larger battery capacity than Xiaomi MI 9T.
Fast Charging Technology - SuperVOOC Flash Charge technology OPPO A77 5G has fast charging technology.
Recharge Time (Charging Time) - 69 min
Standby Time - 344 hours
Run Time Details - Standby (Ultra Power Saving Mode): up to 344 hrs
CELLULAR Xiaomi MI 9T OPPO A77 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OPPO A77 5G has more advanced generation mobile network.
Operating System Android 9.0 Pie ColorOS 12.1 (based on Android 12)
User Interface MIUI 10 -
Payment Technology Google Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI 9T OPPO A77 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE, 5G NR FR1
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 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 800, 900, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency 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 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.3 BLE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI 9T OPPO A77 5G
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio), apt-X, LDAC, apt-X HD WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, IMY, ALAC, OPUS, MID, SBC, apt-X HD
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, VP8, VP9 MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4
Sound Enhancements Hi-Fi Sound support, Hi-Res audio, Qualcomm TrueWireless Stereo Plus -
FEATURES Xiaomi MI 9T OPPO A77 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, digital compass, gyro sensor, distance sensor, In-screen ambient light sensor Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor
Security Devices Fingerprint reader (under display) Face recognition, fingerprint reader (side)
Security Technology - Face Unlock
Additional Phone Features HD Voice, Dual microphones, MU-MIMO technology, Fast Charging, MI Turbo, GAME Turbo 2.0 Fast Charging, Super power saving mode, OTG Reverse Charge, 3 years of Security Updates, 2 years of OS upgrades, ultra linear stereo speakers, Ultra volume mode
OTHERS Xiaomi MI 9T OPPO A77 5G
Included Accessories Protective cover, power adapter, SIM card removal tool, USB-C cable Protective cover, USB cable, power adapter, SIM card removal tool
Compliant Standards VDE IPX4
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