Detailed comparison and review of OnePlus 7T 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.
| DESIGN AND DIMENSIONS | OnePlus 7T | OPPO A77 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2339 | |
| Form Factor | Touch | Touch | |
| Height | 160.94 mm | 163.8 mm | OPPO A77 5G has greater height than OnePlus 7T. |
| Width | 74.44 mm | 75.1 mm | OPPO A77 5G has greater width than OnePlus 7T. |
| Depth | 8.13 mm | 7.99 mm | OPPO A77 5G is narrower than OnePlus 7T. |
| Weight | 190 g | 190 g | Both phones are the same weight. |
| Body Colour | Glacier blue | Midnight black | Ocean blue | |
| Body Material | Frosted glass, 3D Gorilla Glass | - | |
| Protection | - | Waterproof, splash-resistant | |
| Waterproof (Water-resistant) | - | Yes | OPPO A77 5G is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | - | 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C | 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 | OnePlus 7T | OPPO A77 5G |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Fluid Amoled | - | |
| Screen Size (Display Size) | 6.55" | 6.56" | OPPO A77 5G has larger screen size than OnePlus 7T. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1612 x 720 pixels | OnePlus 7T has better screen resolution than OPPO A77 5G. |
| Display Format | - | HD+ | |
| Pixel Density | 402 ppi | 269 ppi | OnePlus 7T has better pixel density than OPPO A77 5G. |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 1000 cd/m² | 600 cd/m² | OnePlus 7T has better display brightness than OPPO A77 5G. |
| Colour Depth | - | 16.7 million colours | |
| HDR Technology | HDR10+ | - | |
| Display Refresh Rate | 90 Hz | 90 Hz | Both phones have the same refresh rate. |
| Touch Sampling Rate | - | 90 Hz | |
| Display Features | 2.5D Glass, Reading mode, night mode, DCI-P3 Wide colour gamut, Video Enhancer | 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode | |
| Display Protection (Screen Protector) | - | Panda Glass MN228 |
| PROCESSOR | OnePlus 7T | OPPO A77 5G |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 855+ | MediaTek Dimensity 810 | |
|---|---|---|---|
| Clock Speed | 2.96 GHz | 2.4 GHz | OnePlus 7T has higher clock speed than OPPO A77 5G. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | OnePlus 7T has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | Mali-G57 MC2 |
| MEMORY | OnePlus 7T | OPPO A77 5G |
|---|
| RAM | LPDDR4X SDRAM - 8 GB | LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension | OnePlus 7T has more RAM than OPPO A77 5G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | OnePlus 7T has more internal memory than OPPO A77 5G. |
| Memory Interface | UFS 3.0 | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | OnePlus 7T | 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 | - | 1/1.2" | |
| Sensor Name | Sony Exmor RS IMX586 sensor | Samsung S5KGM1ST | |
| Lens Aperture | F/1.6 | F/1.7 | OnePlus 7T has better lens aperture than OnePlus 7T. |
| Lens Construction | 7-element | 6-element | |
| Field of View (FoV) | - | 80 degree(s) | |
| Pixel Size | 0.8 μm | 0.8 μm | Both phones have the same camera pixel size. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | OnePlus 7T has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Focal Length Equivalent to 35mm Camera | - | 25mm | |
| Optical Zoom | 2x | - | |
| Special Effects | HDR | Stickers | |
| Camera Modes | Panorama, Time-lapse mode, Pro mode, portrait mode, Nightscape capture mode | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner | |
| 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 1280 x 720 (720p) at 960 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) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Continuous Auto Focus (CAF), RAW image capture, AI scene detection, 4-in-1 Pixel technology, UltraShot engine | Google Lens |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 16 Megapixel | 2 Megapixel | OnePlus 7T has better second camera resolution than OPPO A77 5G. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/5" | |
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | OnePlus 7T has better second camera lens aperture than OnePlus 7T. |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | 117 degree(s) | 89 degree(s) | OnePlus 7T has larger second camera lens field of view than OPPO A77 5G. |
| Pixel Size (2nd Camera) | - | 1.75 μm | |
| Focal Length Equivalent to 35mm Camera | - | 20mm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Lens Type (3rd Camera) | Telephoto lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | - | |
| Pixel Size (3rd Camera) | 1 μm | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 16 Megapixel | 8 Megapixel | OnePlus 7T has better front camera resolution than OPPO A77 5G. |
| Sensor Size (Front) | - | 1/4" | |
| Sensor Name (Front) | Sony Exmor RX IMX471 sensor | Sony IMX355 sensor | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 79 degree(s) | |
| Pixel Size (Front) | 1 μm | 1.12 μm | OPPO A77 5G has larger front camera pixel size than OnePlus 7T. |
| Focus Adjustment | Focus free | Focus free | |
| Focal Length Equivalent to 35mm Camera | - | 26mm | |
| Special Effects (Front) | HDR, face retouch | Stickers | |
| Camera Modes (Front) | Time-lapse mode | Panorama, Time-lapse mode, night mode, Portrait | |
| Face Recognition (Face ID) | Face recognition | - | OnePlus 7T has face detection. |
| Light Source (Front) | Display flash | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Electronic Image Stabiliser (EIS) | - |
| BATTERY AND CHARGING | OnePlus 7T | OPPO A77 5G |
|---|
| Battery Capacity (Battery Size) | 3800 mAh | 5000 mAh | OPPO A77 5G has larger battery capacity than OnePlus 7T. |
|---|---|---|---|
| Fast Charging Technology | Warp Charge 30T technology | SuperVOOC Flash Charge technology | Both phones have 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 | OnePlus 7T | OPPO A77 5G |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OPPO A77 5G has more advanced generation mobile network. |
| Operating System | OxygenOS (based on Android 10) | ColorOS 12.1 (based on Android 12) | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | OnePlus 7T | OPPO A77 5G |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 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 9, Band 19 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900, 1700, 800 | 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 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 66 | 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 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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 | OnePlus 7T | OPPO A77 5G |
|---|
| 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, apt-X HD, EAC3-JOC, AC-4 | 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, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4 | |
| Sound Enhancements | Dolby Atmos sound technology | - |
| FEATURES | OnePlus 7T | OPPO A77 5G |
|---|
| 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, pedometer, digital compass, geomagnetic sensor, gravity sensor | |
| Security Devices | Fingerprint reader (under display), face recognition | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Face Unlock, Noise Cancellation Technology, MIMO technology, Haptic vibration motor, Fnatic mode, Zen mode, OnePlus Switch | 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 | OnePlus 7T | OPPO A77 5G |
|---|
| Included Accessories | SIM card removal tool, sticker, USB-C cable, screen protector (pre-applied), protective case, Warp Charge 30 power adapter | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland Eye Comfort Certification | IPX4 |
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