In depth comparison and review of ZTE Prelude 2 and OPPO A57s. 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 | ZTE Prelude 2 | OPPO A57s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2385 | |
| Form Factor | Touch | Touch | |
| Height | 116 mm | 163.74 mm | OPPO A57s has greater height than ZTE Prelude 2. |
| Width | 62 mm | 75.03 mm | OPPO A57s has greater width than ZTE Prelude 2. |
| Depth | 11.9 mm | 7.99 mm | OPPO A57s is narrower than ZTE Prelude 2. |
| Weight | 115 g | 187 g | ZTE Prelude 2 is lighter than ZTE Prelude 2. |
| Body Colour | Black | Starry black | |
| Body Material | - | Composite polymer | |
| Waterproof (Water-resistant) | - | - | OPPO A57s is waterproof. |
| IP rating | - | IPX4 | |
| SAR Value | 1.49 W/kg (body), 1.01 W/kg (head) | 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | - | Nano SIM | |
| SIM Card Qty | - | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | ZTE Prelude 2 | OPPO A57s |
|---|
| Display Type | - | LCD display | |
|---|---|---|---|
| Display Technology | - | LCD | |
| Screen Size (Display Size) | 3.5" | 6.56" | OPPO A57s has larger screen size than ZTE Prelude 2. |
| Screen Resolution (Display Resolution) | 320 x 480 pixels | 1612 x 720 pixels | OPPO A57s has better screen resolution than ZTE Prelude 2. |
| Display Format | - | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | - | 20.1:9 | |
| Max Brightness | - | 600 cd/m² | |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | - | 1500:1 | |
| Display Refresh Rate | - | 60 Hz | |
| Touch Sampling Rate | - | 60 Hz | |
| Display Features | - | Night mode, Eye comfort mode, 96% NTSC | |
| Display Protection (Screen Protector) | - | Panda Glass MN228 |
| PROCESSOR | ZTE Prelude 2 | OPPO A57s |
|---|
| Processor Type (CPU) | Qualcomm | MediaTek Helio G35 | |
|---|---|---|---|
| Processor Number | MSM8210 | - | |
| Clock Speed | 1.2 GHz | 2.3 GHz | OPPO A57s has higher clock speed than ZTE Prelude 2. |
| Processor Core Qty | Dual-core | 8-core | OPPO A57s has higher processor core quantity than ZTE Prelude 2. |
| Graphics System (GPU) | - | IMG GE8320 |
| MEMORY | ZTE Prelude 2 | OPPO A57s |
|---|
| RAM | 512 MB | LPDDR4X SDRAM - 4 GB | OPPO A57s has more RAM than ZTE Prelude 2. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 128 GB | OPPO A57s has more internal memory than ZTE Prelude 2. |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | ZTE Prelude 2 | OPPO A57s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 2 Megapixel | 50 Megapixel | OPPO A57s has better camera resolution than ZTE Prelude 2. |
| Sensor Size | - | 1/2.76" | |
| Sensor Name | - | Samsung S5KJN1 | |
| Lens Aperture | - | F/1.8 | |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | - | 77 degree(s) | |
| Pixel Size | - | 0.64 μm | |
| Focus Adjustment | - | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 27 mm | |
| Digital Zoom | 4x | 5x | OPPO A57s has better digital zoom than ZTE Prelude 2. |
| Special Effects | - | Stickers | |
| Camera Modes | - | Panorama, Time-lapse mode, Pro mode, Portrait, Night | |
| Light Source | - | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| 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 | |
| Minimum Focal Length (2nd Camera) | - | 21 mm | |
| Camera Functions (2nd Camera) | - | Monochrome |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 0 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | - | 8 Megapixel | |
| Sensor Size (Front) | - | 1/1.4" | |
| Sensor Name (Front) | - | Omnivision OV08D10 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 | |
| Min Focal Length (Front) | - | 26 mm | |
| Special Effects (Front) | - | Stickers | |
| Camera Modes (Front) | - | Panorama, Time-lapse mode, Portrait | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | ZTE Prelude 2 | OPPO A57s |
|---|
| Battery Capacity (Battery Size) | 1500 mAh | 5000 mAh | OPPO A57s has larger battery capacity than ZTE Prelude 2. |
|---|---|---|---|
| Fast Charging Technology | - | SuperVOOC Flash Charge technology | OPPO A57s has fast charging technology. |
| Standby Time | 360 hours | 304 hours | ZTE Prelude 2 has longer standby time than OPPO A57s. |
| Talk Time | 270 minutes | 1800 minutes | OPPO A57s has longer battery life when making calls than ZTE Prelude 2. |
| Run Time Details | Talk: up to 270 min Standby: up to 360 hrs |
Talk: up to 1800 min Standby (4G): up to 304 hrs Playback (video): up to 13.4 hrs Playback (audio (via speakers, 50% volume)): up to 40 hrs |
| CELLULAR | ZTE Prelude 2 | OPPO A57s |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | OPPO A57s has more advanced generation mobile network. |
| Operating System | Android 4.3 (Jelly Bean) | ColorOS 12.1 (based on Android 12) | |
| Navigation | GPS | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | ZTE Prelude 2 | OPPO A57s |
|---|
| Data Transmission | GPRS, EDGE, HSDPA | VoLTE, FDD-LTE, TDD-LTE, VoWiFi | |
|---|---|---|---|
| 2G Band | 850 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.3 BLE | |
| NFC | - | Yes | OPPO A57s has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | ZTE Prelude 2 | OPPO A57s |
|---|
| Supported Digital Audio Standards | - | WAV, WMA, AAC, AMR, MP3, FLAC, AC-3, OGG, MIDI, APE (Monkey's Audio), LDAC, OPUS, MID, SBC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4 | |
| Sound Enhancements | - | Dirac sound technologies |
| FEATURES | ZTE Prelude 2 | OPPO A57s |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | - | |
|---|---|---|---|
| Sensors | - | Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Additional Phone Features | TTY compatible | Noise reduction microphone, Fast Charging, 3 years of Security Updates, 2 years of OS upgrades, Cooling Graphite Thermal Pad, Reverse charging, super-linear dual speakers |
| OTHERS | ZTE Prelude 2 | OPPO A57s |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter | |
|---|---|---|---|
| Compliant Standards | HAC (Hearing Aid Compatible) | IPX4 |
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