Side by side comparison and review of Alcatel 1B (2020) 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 | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | 5002D | CPH2339 | |
| Form Factor | Touch | Touch | |
| Height | 146.1 mm | 163.8 mm | OPPO A77 5G has greater height than Alcatel 1B (2020). |
| Width | 71.6 mm | 75.1 mm | OPPO A77 5G has greater width than Alcatel 1B (2020). |
| Depth | 9.9 mm | 7.99 mm | OPPO A77 5G is narrower than Alcatel 1B (2020). |
| Weight | 168 g | 190 g | Alcatel 1B (2020) is lighter than Alcatel 1B (2020). |
| Body Colour | Prime black | Midnight black | Ocean blue | |
| Protection | - | Waterproof, splash-resistant | |
| Waterproof (Water-resistant) | - | Yes | OPPO A77 5G is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 1.65 W/kg (body), 0.65 W/kg (head), 3 W/kg (limb) | 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B 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 | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.5" | 6.56" | OPPO A77 5G has larger screen size than Alcatel 1B (2020). |
| Screen Resolution (Display Resolution) | 1440 x 720 pixels | 1612 x 720 pixels | OPPO A77 5G has better screen resolution than Alcatel 1B (2020). |
| Display Format | HD+ | HD+ | |
| Pixel Density | 293 ppi | 269 ppi | Alcatel 1B (2020) has better pixel density than OPPO A77 5G. |
| Aspect Ratio | 18:9 | 20:9 | |
| Max Brightness | - | 600 cd/m² | |
| Colour Depth | - | 16.7 million colours | |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 90 Hz | |
| Display Features | 2.5D Glass | 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode | |
| Display Protection (Screen Protector) | - | Panda Glass MN228 |
| PROCESSOR | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Processor Type (CPU) | Qualcomm | MediaTek Dimensity 810 | |
|---|---|---|---|
| Processor Number | QM215 | - | |
| Clock Speed | - | 2.4 GHz | |
| Processor Core Qty | Quad-core | 8-core | OPPO A77 5G has higher processor core quantity than Alcatel 1B (2020). |
| Graphics System (GPU) | Qualcomm ADRENO 308 | Mali-G57 MC2 |
| MEMORY | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension | OPPO A77 5G has more RAM than Alcatel 1B (2020). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | OPPO A77 5G has more internal memory than Alcatel 1B (2020). |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 8 Megapixel | 48 Megapixel | OPPO A77 5G has better camera resolution than Alcatel 1B (2020). |
| Sensor Size | 1/4" | 1/1.2" | Alcatel 1B (2020) has better camera sensor size than OPPO A77 5G. |
| Sensor Name | - | Samsung S5KGM1ST | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/2.0 | F/1.7 | OPPO A77 5G has better lens aperture than Alcatel 1B (2020). |
| Lens Construction | 4-element | 6-element | |
| Field of View (FoV) | 81.2 degree(s) | 80 degree(s) | Alcatel 1B (2020) has larger lens field of view than OPPO A77 5G. |
| Pixel Size | 1.12 μm | 0.8 μm | Alcatel 1B (2020) has larger camera pixel size than OPPO A77 5G. |
| Focus Adjustment | Automatic | Automatic | |
| Focal Length Equivalent to 35mm Camera | - | 25mm | |
| Special Effects | HDR | Stickers | |
| Camera Modes | Auto, Pano mode, Filter mode | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | Google Lens |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| 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) | 5 Megapixel | 8 Megapixel | OPPO A77 5G has better front camera resolution than Alcatel 1B (2020). |
| Sensor Size (Front) | 1/5" | 1/4" | Alcatel 1B (2020) has better front camera sensor size than OPPO A77 5G. |
| Sensor Name (Front) | - | Sony IMX355 sensor | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.2 | F/2.0 | OPPO A77 5G has better front lens aperture than Alcatel 1B (2020). |
| Lens Element Qty (Front) | 3-element | 5-element | |
| Field of View (Front) | 83.2 degree(s) | 79 degree(s) | Alcatel 1B (2020) 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 | |
| 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 |
| BATTERY AND CHARGING | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | OPPO A77 5G has larger battery capacity than Alcatel 1B (2020). |
|---|---|---|---|
| Fast Charging Technology | - | SuperVOOC Flash Charge technology | OPPO A77 5G has fast charging technology. |
| Recharge Time (Charging Time) | 182 min | 69 min | OPPO A77 5G has shorter charging time than Alcatel 1B (2020). |
| Standby Time | 759 hours | 344 hours | Alcatel 1B (2020) has longer standby time than OPPO A77 5G. |
| Talk Time | 2364 minutes | - | |
| Run Time Details | Standby (2G): up to 759 hrs Standby (3G): up to 715 hrs Standby (4G/VoLTE): up to 440 hrs Standby (VoLTE): up to 451 hrs Talk (2G): up to 2364 min Talk (3G): up to 1584 min Talk (4G/VoLTE): up to 750 hrs Playback (audio): up to 72 hrs Continuous browsing: up to 9 hrs |
Standby (Ultra Power Saving Mode): up to 344 hrs |
| CELLULAR | Alcatel 1B (2020) | 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 10 (Go edition) | ColorOS 12.1 (based on Android 12) | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE | 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 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28 | 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 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT | 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 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.3 BLE | |
| NFC | - | Yes | OPPO A77 5G has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Supported Digital Audio Standards | WAV, AAC, Ogg Vorbis, AMR, MP3, FLAC, MIDI, AWB, HE-AAC v1, HE-AAC v2 | 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 | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor | |
| Security Devices | Face recognition | Face recognition, fingerprint reader (side) | |
| Security Technology | Face Key | Face Unlock | |
| Additional Phone Features | Multitasking, HD Voice, Google Assistant Button | 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 | Alcatel 1B (2020) | OPPO A77 5G |
|---|
| Included Accessories | USB cable, power adapter, sticker | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | IPX4 |
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