In depth comparison and review of Alcatel 3X 2019 and OPPO A77 5G. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | 5048Y | CPH2339 | |
| Form Factor | Touch | Touch | |
| Height | 164.85 mm | 163.8 mm | Alcatel 3X 2019 has greater height than OPPO A77 5G. |
| Width | 75.8 mm | 75.1 mm | Alcatel 3X 2019 has greater width than OPPO A77 5G. |
| Depth | 8.39 mm | 7.99 mm | OPPO A77 5G is narrower than Alcatel 3X 2019. |
| Weight | 178 g | 190 g | Alcatel 3X 2019 is lighter than Alcatel 3X 2019. |
| Body Colour | Jewelry black | Midnight black | Ocean blue | |
| Body Material | 2.5D glass | - | |
| Protection | - | Waterproof, splash-resistant | |
| Waterproof (Water-resistant) | - | Yes | OPPO A77 5G is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 1.69 W/kg (body), 1.42 W/kg (head), 3.92 W/kg (limb) | 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| 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 | Single-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Micro SIM + nano SIM/microSD |
| DISPLAY | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| Display Type | - | LCD display | |
|---|---|---|---|
| Screen Size (Display Size) | 6.52" | 6.56" | OPPO A77 5G has larger screen size than Alcatel 3X 2019. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 1612 x 720 pixels | OPPO A77 5G has better screen resolution than Alcatel 3X 2019. |
| Display Format | HD+ | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | 20:9 | 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, Super FullView Display | 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode | |
| Display Protection (Screen Protector) | - | Panda Glass MN228 |
| PROCESSOR | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| Processor Type (CPU) | MediaTek | MediaTek Dimensity 810 | |
|---|---|---|---|
| Processor Number | MT6763V/V | - | |
| Clock Speed | 2 GHz | 2.4 GHz | OPPO A77 5G has higher clock speed than Alcatel 3X 2019. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Alcatel 3X 2019 has 64-bit architecture. |
| Graphics System (GPU) | - | Mali-G57 MC2 |
| MEMORY | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension | Both phones have the same RAM size. |
|---|---|---|---|
| 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, microSDXC - up to 128 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 48 Megapixel | OPPO A77 5G has better camera resolution than Alcatel 3X 2019. |
| Sensor Size | 1/2.8" | 1/1.2" | Alcatel 3X 2019 has better camera sensor size than OPPO A77 5G. |
| Sensor Name | - | Samsung S5KGM1ST | |
| Lens Aperture | F/1.8 | F/1.7 | OPPO A77 5G has better lens aperture than Alcatel 3X 2019. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | - | 80 degree(s) | |
| Pixel Size | 1.12 μm | 0.8 μm | Alcatel 3X 2019 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 | Panorama, night mode, low-light shots | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner | |
| Light Source | Dual tone 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) | Real-time bokeh, AI scene detection | Google Lens |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 2 Megapixel | Alcatel 3X 2019 has better second camera resolution than OPPO A77 5G. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/4" | 1/5" | OPPO A77 5G has better second camera sensor size than Alcatel 3X 2019. |
| Lens Type (2nd Camera) | Wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | Alcatel 3X 2019 has better second camera lens aperture than Alcatel 3X 2019. |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | 118 degree(s) | 89 degree(s) | Alcatel 3X 2019 has larger second camera lens field of view than OPPO A77 5G. |
| Pixel Size (2nd Camera) | 1.12 μm | 1.75 μm | OPPO A77 5G has larger second camera pixel size than Alcatel 3X 2019. |
| Focal Length Equivalent to 35mm Camera | - | 20mm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Sensor Size (3rd Camera) | 1/5" | - | |
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Pixel Size (3rd Camera) | 1.12 μm | - | |
| Camera Functions (3rd 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" | 1/4" | Both phones have the same front camera sensor size. |
| 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) | - | 79 degree(s) | |
| 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) | 1280 x 720 (720p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Animated characters | - |
| BATTERY AND CHARGING | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | OPPO A77 5G has larger battery capacity than Alcatel 3X 2019. |
|---|---|---|---|
| Fast Charging Technology | - | SuperVOOC Flash Charge technology | OPPO A77 5G has fast charging technology. |
| Recharge Time (Charging Time) | 2.7 hour(s) | 69 min | OPPO A77 5G has shorter charging time than Alcatel 3X 2019. |
| Standby Time | 500 hours | 344 hours | Alcatel 3X 2019 has longer standby time than OPPO A77 5G. |
| Talk Time | 1800 minutes | - | |
| Run Time Details | Talk (2G): up to 1800 min Talk (3G & 4G): up to 1440 min Standby (2G & 3G): up to 500 hrs Standby (4G): up to 400 hrs |
Standby (Ultra Power Saving Mode): up to 344 hrs |
| CELLULAR | Alcatel 3X 2019 | 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) | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 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 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 1800+, 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 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.3 BLE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Alcatel 3X 2019 | OPPO A77 5G |
|---|
| Supported Digital Audio Standards | - | 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 3X 2019 | OPPO A77 5G |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, G-sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | Face Key | Face Unlock | |
| Additional Phone Features | HD Voice, dual microphones with noise cancellation, Google Lens | 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 3X 2019 | OPPO A77 5G |
|---|
| Included Accessories | Power adapter | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | IPX4 |
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