Detailed comparison and review of Google Pixel 4a with 5G 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 | Google Pixel 4a with 5G | OPPO A77 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | G025I | CPH2339 | |
| Form Factor | Touch | Touch | |
| Height | 153.9 mm | 163.8 mm | OPPO A77 5G has greater height than Google Pixel 4a with 5G. |
| Width | 74 mm | 75.1 mm | OPPO A77 5G has greater width than Google Pixel 4a with 5G. |
| Depth | 8.2 mm | 7.99 mm | OPPO A77 5G is narrower than Google Pixel 4a with 5G. |
| Weight | 168 g | 190 g | Google Pixel 4a with 5G is lighter than Google Pixel 4a with 5G. |
| Body Colour | Just black | Midnight black | Ocean blue | |
| Body Material | Corning Gorilla Glass 3, soft-touch polycarbonate unibody | - | |
| Protection | - | Waterproof, splash-resistant | |
| Waterproof (Water-resistant) | - | Yes | OPPO A77 5G is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 1.4 W/kg (body), 0.94 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 | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
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| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Micro SIM + nano SIM/microSD |
| DISPLAY | Google Pixel 4a with 5G | OPPO A77 5G |
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| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | OLED | - | |
| Screen Size (Display Size) | 6.2" | 6.56" | OPPO A77 5G has larger screen size than Google Pixel 4a with 5G. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 1612 x 720 pixels | Google Pixel 4a with 5G has better screen resolution than OPPO A77 5G. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 413 ppi | 269 ppi | Google Pixel 4a with 5G has better pixel density than OPPO A77 5G. |
| Aspect Ratio | 19.5:9 | 20:9 | |
| Max Brightness | - | 600 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | 100000:1 | - | |
| HDR | Yes | - | Google Pixel 4a with 5G has HDR. |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 90 Hz | |
| Display Features | Always-on display, Now Playing | 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode | |
| Display Protection (Screen Protector) | - | Panda Glass MN228 |
| PROCESSOR | Google Pixel 4a with 5G | OPPO A77 5G |
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| Processor Type (CPU) | Qualcomm Snapdragon 765G | MediaTek Dimensity 810 | |
|---|---|---|---|
| Clock Speed | 2.4 GHz | 2.4 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 620 | Mali-G57 MC2 |
| MEMORY | Google Pixel 4a with 5G | OPPO A77 5G |
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| RAM | LPDDR4X SDRAM - 6 GB | LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension | Google Pixel 4a with 5G has more RAM than OPPO A77 5G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | Google Pixel 4a with 5G has more internal memory than OPPO A77 5G. |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Google Pixel 4a with 5G | OPPO A77 5G |
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| MAIN CAMERA |
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| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 12.2 Megapixel | 48 Megapixel | OPPO A77 5G has better camera resolution than Google Pixel 4a with 5G. |
| Sensor Size | - | 1/1.2" | |
| Sensor Name | - | Samsung S5KGM1ST | |
| Lens Aperture | F/1.7 | F/1.7 | Both phones have the same camera lens aperture. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | 77 degree(s) | 80 degree(s) | OPPO A77 5G has larger lens field of view than Google Pixel 4a with 5G. |
| Pixel Size | 1.4 μm | 0.8 μm | Google Pixel 4a with 5G has larger camera pixel size than OPPO A77 5G. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Google Pixel 4a with 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Focal Length Equivalent to 35mm Camera | - | 25mm | |
| Special Effects | - | Stickers | |
| Camera Modes | - | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner | |
| Light Source | 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, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Electronic Image Stabiliser (EIS), Dual Pixel Phase Detect Auto-Focus (PDAF) | Google Lens |
| SECOND CAMERA |
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| Sensor Resolution (2nd Camera) | 16 Megapixel | 2 Megapixel | Google Pixel 4a with 5G 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 | Google Pixel 4a with 5G has better second camera lens aperture than Google Pixel 4a with 5G. |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | 107 degree(s) | 89 degree(s) | Google Pixel 4a with 5G has larger second camera lens field of view than OPPO A77 5G. |
| Pixel Size (2nd Camera) | 1 μm | 1.75 μm | OPPO A77 5G has larger second camera pixel size than Google Pixel 4a with 5G. |
| Focal Length Equivalent to 35mm Camera | - | 20mm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Sensor Size (Front) | - | 1/4" | |
| Sensor Name (Front) | - | 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) | 83 degree(s) | 79 degree(s) | Google Pixel 4a with 5G has larger front lens field of view than OPPO A77 5G. |
| Pixel Size (Front) | 1.12 μm | 1.12 μm | Both phones have the same front camera pixel size. |
| Focus Adjustment | Focus free | Focus free | |
| Focal Length Equivalent to 35mm Camera | - | 26mm | |
| Special Effects (Front) | - | Stickers | |
| Camera Modes (Front) | - | Panorama, Time-lapse mode, night mode, Portrait | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | Google Pixel 4a with 5G | OPPO A77 5G |
|---|
| Battery Capacity (Battery Size) | 3885 mAh | 5000 mAh | OPPO A77 5G has larger battery capacity than Google Pixel 4a with 5G. |
|---|---|---|---|
| Fast Charging Technology | Power Delivery 2.0 | 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 | Google Pixel 4a with 5G | OPPO A77 5G |
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| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 5G | Both phones have the same mobile network generation. |
| Operating System | Android 11 | ColorOS 12.1 (based on Android 12) | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Google Pixel 4a with 5G | OPPO A77 5G |
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| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | 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 6, Band 8, Band 19 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 800, 900, 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 14, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 32, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, Band 48, Band 66, Band 71 | 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 700 PS, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600 | 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, n2, n3, n5, n7, n8, n28, n41, n66, n71, n77, n78, n12 | N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40 | |
| 5G NR Frequency | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, n12 | 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 LE | Bluetooth 5.3 BLE | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | Google Pixel 4a with 5G | OPPO A77 5G |
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| Supported Digital Audio Standards | 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, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4 |
| FEATURES | Google Pixel 4a with 5G | OPPO A77 5G |
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| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, barometer, magnetometer, gyro sensor, flicker sensor, spectral 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 | Dual microphones, MIMO technology, Noise suppression, ARCore, 3 years of security and OS updates | 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 | Google Pixel 4a with 5G | OPPO A77 5G |
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| Included Accessories | SIM card removal tool, Quick switch adapter, 18W USB-C power adapter, USB-C to USB-C cable (1 m) | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | HAC (Hearing Aid Compatible) | IPX4 |
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