Side by side comparison and review of OPPO Reno2 Z and OPPO A57s. 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 | OPPO Reno2 Z | OPPO A57s |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | CPH2385 | |
Form Factor | Touch | Touch | |
Height | 161.8 mm | 163.74 mm | OPPO A57s has greater height than OPPO Reno2 Z. |
Width | 75.8 mm | 75.03 mm | OPPO Reno2 Z has greater width than OPPO A57s. |
Depth | 8.7 mm | 7.99 mm | OPPO A57s is narrower than OPPO Reno2 Z. |
Weight | 195 g | 187 g | OPPO A57s is lighter than OPPO Reno2 Z. |
Body Colour | Luminous black | Sky white | Starry black | |
Body Material | Corning Gorilla Glass 5 | Composite polymer | |
Waterproof (Water-resistant) | - | - | OPPO A57s is waterproof. |
IP rating | - | IPX4 | |
SAR Value | 0.872 W/kg (head), 3.99 W/kg (limb), 1.282 W/kg (body) | 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb) | |
Connector Type | USB Type-C - 24 pin USB-C Handset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM | |
SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
DISPLAY | OPPO Reno2 Z | OPPO A57s |
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Display Type | OLED display | LCD display | |
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Display Technology | AMOLED | LCD | |
Screen Size (Display Size) | 6.5" | 6.56" | OPPO A57s has larger screen size than OPPO Reno2 Z. |
Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 1612 x 720 pixels | OPPO Reno2 Z has better screen resolution than OPPO A57s. |
Display Format | - | HD+ | |
Pixel Density | 394 ppi | 269 ppi | OPPO Reno2 Z has better pixel density than OPPO A57s. |
Aspect Ratio | - | 20.1:9 | |
Max Brightness | 430 cd/m² | 600 cd/m² | OPPO A57s has better display brightness than OPPO Reno2 Z. |
Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
Contrast Ratio | 60000:1 | 1500:1 | OPPO Reno2 Z has better display contrast ratio than OPPO A57s. |
Display Enhancement Technology | OnCell technology | - | |
Display Refresh Rate | - | 60 Hz | |
Touch Sampling Rate | - | 60 Hz | |
Display Features | - | Night mode, Eye comfort mode, 96% NTSC | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Panda Glass MN228 |
PROCESSOR | OPPO Reno2 Z | OPPO A57s |
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Processor Type (CPU) | MediaTek Helio P90 | MediaTek Helio G35 | |
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Clock Speed | - | 2.3 GHz | |
Processor Core Qty | - | 8-core | |
Graphics System (GPU) | IMG 9XM-HP8 | IMG GE8320 |
MEMORY | OPPO Reno2 Z | OPPO A57s |
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RAM | 8 GB | LPDDR4X SDRAM - 4 GB | OPPO Reno2 Z has more RAM than OPPO A57s. |
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Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
Memory Interface | - | eMMC 5.1 | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 1 TB |
CAMERA | OPPO Reno2 Z | OPPO A57s |
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MAIN CAMERA |
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Number of Main Cameras | 4 | 2 | |
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Sensor Resolution | 48 Megapixel | 50 Megapixel | OPPO A57s has better camera resolution than OPPO Reno2 Z. |
Sensor Size | 1/2" | 1/2.76" | OPPO A57s has better camera sensor size than OPPO Reno2 Z. |
Sensor Name | Sony Exmor RS IMX586 sensor | Samsung S5KJN1 | |
Lens Aperture | F/1.7 | F/1.8 | OPPO Reno2 Z has better lens aperture than OPPO Reno2 Z. |
Lens Construction | 6-element | 5-element | |
Field of View (FoV) | - | 77 degree(s) | |
Pixel Size | 0.8 μm | 0.64 μm | OPPO Reno2 Z has larger camera pixel size than OPPO A57s. |
Focus Adjustment | Automatic | Automatic | |
Minimum Focal Length (Focal Distance) | - | 27 mm | |
Digital Zoom | 10x | 5x | OPPO Reno2 Z has better digital zoom than OPPO A57s. |
Special Effects | HDR | Stickers | |
Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Professional mode, Night scene mode, Portrait Mode 2.0, Portrait bokeh mode | Panorama, Time-lapse mode, Pro mode, Portrait, Night | |
Light Source | Dual LED flash | LED flash | |
Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
Camera Features (Functions) | Electronic Image Stabiliser (EIS), NPU Acceleration | - |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 8 Megapixel | 2 Megapixel | OPPO Reno2 Z has better second camera resolution than OPPO A57s. |
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Sensor Size (2nd Camera) | 1/4.0" | 1/5" | OPPO A57s has better second camera sensor size than OPPO Reno2 Z. |
Lens Type (2nd Camera) | Wide-angle lens | - | |
Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | OPPO Reno2 Z has better second camera lens aperture than OPPO Reno2 Z. |
Lens Element Qty (2nd Camera) | - | 3-element | |
Field of View (2nd Camera) | 119 degree(s) | 89 degree(s) | OPPO Reno2 Z has larger second camera lens field of view than OPPO A57s. |
Pixel Size (2nd Camera) | 1.12 μm | 1.75 μm | OPPO A57s has larger second camera pixel size than OPPO Reno2 Z. |
Minimum Focal Length (2nd Camera) | - | 21 mm | |
Camera Functions (2nd Camera) | - | Monochrome |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | 2 Megapixel | - | |
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Lens Aperture (3rd Camera) | F/2.4 | - | |
Pixel Size (3rd Camera) | 1.75 μm | - |
FOURTH CAMERA |
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Sensor Resolution (4th Camera) | 2 Megapixel | - | |
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Lens Type (4th Camera) | Bokeh lens | - | |
Lens Aperture (4th Camera) | F/2.4 | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Front Camera Design | Pop-up | - | |
Sensor Resolution (Front) | 16 Megapixel | 8 Megapixel | OPPO Reno2 Z has better front camera resolution than OPPO A57s. |
Sensor Size (Front) | - | 1/1.4" | |
Sensor Name (Front) | - | Omnivision OV08D10 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 | 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) | Video bokeh effect | 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 | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
BATTERY AND CHARGING | OPPO Reno2 Z | OPPO A57s |
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Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | OPPO A57s has larger battery capacity than OPPO Reno2 Z. |
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Fast Charging Technology | VOOC Flash Charge technology 3.0 | SuperVOOC Flash Charge technology | Both phones have fast charging technology. |
Standby Time | - | 304 hours | |
Talk Time | - | 1800 minutes | |
Run Time Details | Gaming: up to 8 hrs Playback (video): up to 13 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 | OPPO Reno2 Z | OPPO A57s |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | ColorOS 6.1 (based on Android 9) | ColorOS 12.1 (based on Android 12) | |
Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
COMMUNICATIONS | OPPO Reno2 Z | OPPO A57s |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | VoLTE, FDD-LTE, TDD-LTE, VoWiFi | |
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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 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 800, 900, 800 | 2100, 850, 900 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41 | 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | 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 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 BLE | |
NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
Messaging Services | SMS, MMS | - |
MEDIA | OPPO Reno2 Z | OPPO A57s |
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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 | |
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Supported Digital Video Standards | - | MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4 | |
Sound Enhancements | Dolby Atmos sound technology, Hi-Res audio | Dirac sound technologies |
FEATURES | OPPO Reno2 Z | OPPO A57s |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor | |
Security Devices | Fingerprint reader (under display) | Face recognition, fingerprint reader (side) | |
Additional Phone Features | Fingerprint 3.0, SLA Dual Channel Network 2.0 | 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 | OPPO Reno2 Z | OPPO A57s |
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Included Accessories | Headset, power adapter, SIM card removal tool, cover, USB-C cable, screen protector (pre-applied) | SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter | |
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Compliant Standards | - | IPX4 |