Side by side comparison and review of Xiaomi Redmi Note 7 and OPPO A77 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2339 | |
| Form Factor | Touch | Touch | |
| Height | 159.21 mm | 163.8 mm | OPPO A77 5G has greater height than Xiaomi Redmi Note 7. |
| Width | 75.21 mm | 75.1 mm | Xiaomi Redmi Note 7 has greater width than OPPO A77 5G. |
| Depth | 8.1 mm | 7.99 mm | OPPO A77 5G is narrower than Xiaomi Redmi Note 7. |
| Weight | 186 g | 190 g | Xiaomi Redmi Note 7 is lighter than Xiaomi Redmi Note 7. |
| Body Colour | Space black | Neptune blue | Midnight black | Ocean blue | |
| Protection | - | Waterproof, splash-resistant | |
| Waterproof (Water-resistant) | - | Yes | OPPO A77 5G is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 1.274 W/kg (body), 0.591 W/kg (head), 2.885 W/kg (limb) | 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 | Nano SIM + nano SIM/microSD | Micro SIM + nano SIM/microSD |
| DISPLAY | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Screen Size (Display Size) | 6.3" | 6.56" | OPPO A77 5G has larger screen size than Xiaomi Redmi Note 7. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 1612 x 720 pixels | Xiaomi Redmi Note 7 has better screen resolution than OPPO A77 5G. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 409 ppi | 269 ppi | Xiaomi Redmi Note 7 has better pixel density than OPPO A77 5G. |
| Aspect Ratio | 19:9 | 20:9 | |
| Max Brightness | 500 cd/m² | 600 cd/m² | OPPO A77 5G has better display brightness than Xiaomi Redmi Note 7. |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 1500:1 | - | |
| Display Enhancement Technology | Sunlight mode | - | |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 90 Hz | |
| Display Features | Night Display, Reading mode, Colour temperature adjustment, Dot Drop 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 Redmi Note 7 | OPPO A77 5G |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 660 AIE | MediaTek Dimensity 810 | |
|---|---|---|---|
| Clock Speed | 2.2 GHz | 2.4 GHz | OPPO A77 5G has higher clock speed than Xiaomi Redmi Note 7. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi Note 7 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 512 | Mali-G57 MC2 |
| MEMORY | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension | OPPO A77 5G has more RAM than Xiaomi Redmi Note 7. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | OPPO A77 5G has more internal memory than Xiaomi Redmi Note 7. |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | - | 1/1.2" | |
| Sensor Name | - | Samsung S5KGM1ST | |
| Lens Aperture | F/1.8 | F/1.7 | OPPO A77 5G has better lens aperture than Xiaomi Redmi Note 7. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | - | 80 degree(s) | |
| Pixel Size | 1.6 μm | 0.8 μm | Xiaomi Redmi Note 7 has larger camera pixel size than OPPO A77 5G. |
| Focus Adjustment | Automatic | Automatic | |
| Focal Length Equivalent to 35mm Camera | - | 25mm | |
| Special Effects | HDR, low light enhancement | Stickers | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, Panorama, AI portrait mode | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 7 has face detection. |
| Light Source | LED flash | LED flash | |
| 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 120 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), EIS video stabilisation, AI Dual camera, 4-in-1 Super Pixel, AI scene detection, 27 different scenes, AI portrait mode with background blurring | Google Lens |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 2 Megapixel | Xiaomi Redmi Note 7 has better second camera resolution than OPPO A77 5G. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/5" | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | - | 89 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.75 μm | |
| Focal Length Equivalent to 35mm Camera | - | 20mm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 8 Megapixel | Xiaomi Redmi Note 7 has better front camera resolution than OPPO A77 5G. |
| Sensor Size (Front) | - | 1/4" | |
| Sensor Name (Front) | - | Sony IMX355 sensor | |
| Lens Aperture (Front) | - | F/2.0 | |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 79 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | - | Focus free | |
| Focal Length Equivalent to 35mm Camera | - | 26mm | |
| Special Effects (Front) | HDR | Stickers | |
| Camera Modes (Front) | AI portrait mode, AI Beautify | Panorama, Time-lapse mode, night mode, Portrait | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 7 has 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 background bluring, AI scene detection, 12 different scenes | - |
| BATTERY AND CHARGING | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | OPPO A77 5G has larger battery capacity than Xiaomi Redmi Note 7. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0 | SuperVOOC Flash Charge technology | Both phones have fast charging technology. |
| Recharge Time (Charging Time) | - | 69 min | |
| Standby Time | 251 hours | 344 hours | OPPO A77 5G has longer standby time than Xiaomi Redmi Note 7. |
| Talk Time | 1380 minutes | - | |
| Run Time Details | Talk: up to 1380 min Standby: up to 251 hrs Playback (video): up to 13 hrs Gaming: up to 7 hrs |
Standby (Ultra Power Saving Mode): up to 344 hrs |
| CELLULAR | Xiaomi Redmi Note 7 | 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 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 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 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, 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 | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 BLE | |
| NFC | - | Yes | OPPO A77 5G has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | 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, XviD, MPEG-4, H.264, M4V, ASP | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4 |
| FEATURES | Xiaomi Redmi Note 7 | OPPO A77 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, gyro sensor, distance sensor, vibration sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Infrared remote control, Dual microphones | 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 Redmi Note 7 | OPPO A77 5G |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool, transparent soft case | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | IPX4 |
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