Samsung Galaxy A12 vs. OPPO A77 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A12 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.

Phone Specifications Comparison

Samsung Galaxy A12 vs. OPPO A77 5G Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A12 OPPO A77 5G
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A127F/DSN CPH2339
Form Factor Touch Touch
Height 164 mm 163.8 mm Samsung Galaxy A12 has greater height than OPPO A77 5G.
Width 75.8 mm 75.1 mm Samsung Galaxy A12 has greater width than OPPO A77 5G.
Depth 8.9 mm 7.99 mm OPPO A77 5G is narrower than Samsung Galaxy A12.
Weight 205 g 190 g OPPO A77 5G is lighter than Samsung Galaxy A12.
Body Colour Black | Blue Midnight black | Ocean blue
Protection - Waterproof, splash-resistant
Waterproof (Water-resistant) - Yes OPPO A77 5G is waterproof.
IP rating - IPX4
Repairability Index 8.3 (out of 10) -
SAR Value 0.419 W/kg (head), 1.513 W/kg (body) 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb)
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 Dual-SIM Dual-SIM
SIM Card Configuration Details - Micro SIM + nano SIM/microSD
DISPLAY Samsung Galaxy A12 OPPO A77 5G
Display Type LCD display LCD display
Display Technology PLS TFT -
Screen Size (Display Size) 6.5" 6.56" OPPO A77 5G has larger screen size than Samsung Galaxy A12.
Screen Resolution (Display Resolution) 1600 x 720 pixels 1612 x 720 pixels OPPO A77 5G has better screen resolution than Samsung Galaxy A12.
Display Format HD+ HD+
Pixel Density - 269 ppi
Aspect Ratio - 20:9
Max Brightness - 600 cd/m²
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 90 Hz
Display Features Infinity V Display 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode
Display Protection (Screen Protector) - Panda Glass MN228
PROCESSOR Samsung Galaxy A12 OPPO A77 5G
Processor Type (CPU) - MediaTek Dimensity 810
Clock Speed 2 GHz 2.4 GHz OPPO A77 5G has higher clock speed than Samsung Galaxy A12.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) - Mali-G57 MC2
MEMORY Samsung Galaxy A12 OPPO A77 5G
RAM 3 GB LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension OPPO A77 5G has more RAM than Samsung Galaxy A12.
Internal Memory Size (Storage Capacity) 32 GB 64 GB OPPO A77 5G has more internal memory than Samsung Galaxy A12.
User Memory 19.5 GB -
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSD, microSDXC - up to 1 TB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Samsung Galaxy A12 OPPO A77 5G
MAIN CAMERA
Number of Main Cameras 4 2
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size - 1/1.2"
Sensor Name - Samsung S5KGM1ST
Lens Aperture F/2.0 F/1.7 OPPO A77 5G has better lens aperture than Samsung Galaxy A12.
Lens Construction - 6-element
Field of View (FoV) - 80 degree(s)
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Focal Length Equivalent to 35mm Camera - 25mm
Digital Zoom 10x -
Special Effects - Stickers
Camera Modes - 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) 5 Megapixel 2 Megapixel Samsung Galaxy A12 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 Samsung Galaxy A12 has better second camera lens aperture than Samsung Galaxy A12.
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) 123 degree(s) 89 degree(s) Samsung Galaxy A12 has larger second camera lens field of view than OPPO A77 5G.
Pixel Size (2nd Camera) - 1.75 μm
Focal Length Equivalent to 35mm Camera - 20mm
Camera Functions (2nd Camera) - Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel -
Lens Aperture (3rd Camera) F/2.4 -
Camera Functions (3rd Camera) Macro camera -
FOURTH CAMERA
Sensor Resolution (4th Camera) 2 Megapixel -
Lens Aperture (4th Camera) F/2.4 -
Camera Functions (4th Camera) Depth camera -
Camera Features (4th Camera) Live Focus -
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/2.2 F/2.0 OPPO A77 5G has better front lens aperture than Samsung Galaxy A12.
Lens Element Qty (Front) - 5-element
Field of View (Front) - 79 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment - 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, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Live Focus -
BATTERY AND CHARGING Samsung Galaxy A12 OPPO A77 5G
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
Fast Charging Technology Adaptive Fast Charging SuperVOOC Flash Charge technology Both phones have fast charging technology.
Recharge Time (Charging Time) - 69 min
Standby Time - 344 hours
Talk Time 3420 minutes -
Run Time Details Talk: up to 3420 min
Active online usage (LTE): up to 20 hrs
Active online usage (Wi-Fi): up to 20 hrs
Playback (video): up to 19 hrs
Playback (audio): up to 104 hrs
Standby (Ultra Power Saving Mode): up to 344 hrs
CELLULAR Samsung Galaxy A12 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 - ColorOS 12.1 (based on Android 12)
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Samsung Galaxy A12 OPPO A77 5G
Data Transmission FDD-LTE, TDD-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 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 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 41 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, TDD 2500 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 5.0 Bluetooth 5.3 BLE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
MEDIA Samsung Galaxy A12 OPPO A77 5G
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID 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, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4
FEATURES Samsung Galaxy A12 OPPO A77 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer 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 Samsung KNOX, Samsung Smart Switch, Virtual Light Sensing, Virtual Proximity Sensing 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 Samsung Galaxy A12 OPPO A77 5G
Included Accessories - Protective cover, USB cable, power adapter, SIM card removal tool
Compliant Standards - IPX4
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