Both Samsung Galaxy A55 5G (8GB RAM + 256GB) and Oppo A3 Pro 5G comes with same RAM. In terms of display resolution, Samsung Galaxy A55 5G (8GB RAM + 256GB) has better resolution of 2340 x 1080 than Oppo A3 Pro 5G which has resolution of 1604 x 720. Samsung Galaxy A55 5G (8GB RAM + 256GB) has more internal memory than Oppo A3 Pro 5G
| Name | Samsung Galaxy A55 5G (8GB RAM + 256GB) | Oppo A3 Pro 5G | 
| RAM | 8 GB | 8 GB | 
|---|---|---|
| Display | 6.6 in | 6.67 in | 
| Internal Memory | 256 GB | 128 GB | 
| Battery | 5000 mAh | 5100 mAh | 
| Camera | 50 MP + 12 MP + 5 MP Triple | 50 MP + 2 MP Dual | 
| Price | Rs. 25999 | Rs. 14999 | 
The launch Date of the first phone is March 11, 2024. The cost of Samsung Galaxy A55 5G (8GB RAM + 256GB) is Rs. 25999. The launch Date of the second phone is June 21, 2024. The cost of Oppo A3 Pro 5G is Rs. 14999.
Samsung Galaxy A55 5G (8GB RAM + 256GB) has screen size of 6.6 inches which falls short to Oppo A3 Pro 5G's 6.67 inch screen. Samsung Galaxy A55 5G (8GB RAM + 256GB) has Super AMOLED Screen type where as Oppo A3 Pro 5G has LCD Screen type. Samsung's phone has display density of 390 PPI & OPPO's phone has only 264 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 89.9% than Samsung's phone ~ 85.8%.
Both phones come with 8 GB RAM Samsung Galaxy A55 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Oppo A3 Pro 5G (128 GB).
They both have the same 50 MP + 12 MP + 5 MP Triple Rear Camera. Samsung Galaxy A55 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Oppo A3 Pro 5G's 8 MP Front Camera.
Both the phones run on Android Operating System Version 14.
| Name | Samsung Galaxy A55 5G (8GB RAM + 256GB) | Oppo A3 Pro 5G | 
| General | ||
| Model | A55 | A3 Pro | 
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | Nano+Nano SIM | 
| Device Type | Smartphone | Smartphone | 
| Release Date | March 11, 2024 | June 21, 2024 | 
| In The Box | Handset, Data Cable (USB Type C to C), Ejection pin, Quick Start Guide | Phone x 1, USB Data Cable x 1, Charger x 1, SIM Ejector Tool x 1, Protective Case x 1, User manual x 1, Warranty card x 1 | 
| Design | ||
| Dimensions | 77.4 x 161.1 x 8.2 mm | 76.14 x 165.79 x 7.68 mm | 
| Weight | 213 g | 186 g | 
| Bezel less | No | |
| Colors | Iceblue, Lilac, Navy, Lemon | Starry Black, Moonlight Purple | 
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color LCD Screen (16.7 M) | 
| Touch | Yes | Yes | 
| Size | 6.6 inches, 1080 x 2340 pixels, 120 Hz | 6.67 inches, 720 x 1604 pixels, 120 Hz | 
| Aspect Ratio | 20:9 | |
| PPI | ~ 390 PPI | ~ 264 PPI | 
| Screen to Body Ratio | ~ 85.8% | ~ 89.9% | 
| Glass Type | Corning Gorilla Glass Victus Plus | |
| Features | HDR10+, 1000 nits Brightness | 1000nits, Vivid Mode: 83% NTSC, Natural Mode: 71% NTSC | 
| Notch | Yes, Punch Hole | Yes, Punch Hole | 
| Memory | ||
| RAM | 8 GB | 8 GB | 
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 256 GB | 128 GB | 
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | Yes | 
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| 5G | Yes | Yes | 
| 5G Bands | FDD Sub6: N1(2100), N3(1800), N5(850), N7(2600), N8(900), N26(850), N28(700), N66(AWS-3), TDD Sub6 N40(2300), N41(2500), N77(3700), N78(3500) | n1/n3/n5/n8/n28B/n40/n41/n77/n78 | 
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Wifi Version | 802.11a/b/g/n/ac/ax 2.4GHz+5GHz, HE80, MIMO, 1024-QAM | Wi-Fi 5 (802.11ac), 802.11a/b/g/n, WLAN 2.4G/WLAN 5G, WLAN Display; WLAN network sharing; 1 x 1 SISO | 
| Bluetooth | Yes, v5.3, A2DP, LE | Yes, v5.3, Support SBC, AAC, aptX, aptX HD, and LDAC | 
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 | 
| USB Features | USB on-the-go | USB on-the-go, USB Charging | 
| Performance | ||
| AnTuTu Score | 712,992 (Total) (v10) 225,413 (CPU) 167,758 (GPU) 145,378 (Memory) 174,443 (UX) | |
| Geekbench Score | 3,454 (Multi Core) (v6) 1,161 (Single Core) 3,999 (OpenCL) 4,168 (Vulkan) | |
| 3DMark Score | 1,017 (Wild Life Extreme) | |
| Camera Score | 108 (DxOMark) | |
| Speaker Score | 76 (Very Good) | |
| Battery Test Result | 13 hours | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes with A-GPS, BeiDou: B1I; GPS: L1; GLONASS: G1; Galileo: E1; QZSS: L1 | 
| Fingerprint Sensor | Yes, In Display | Yes, In Display | 
| Face Unlock | Yes | Yes | 
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Virtual Proximity Sensing | Geomagnetic Sensor, Proximity Sensor, Light Sensor, Acceleration Sensor, Gravity Sensor | 
| 3.5mm Headphone Jack | No | Yes | 
| NFC | Yes | |
| Water Resistance | 1 m upto 30 min | |
| Splash Resistant | Yes | No | 
| IP Rating | IP67 | IP54 | 
| Dust Resistant | Yes | Yes | 
| Extra Features | 4 Generations of OS Upgrades and up to 5 Years of Security Updates, Samsung Knox Vault, E-sim | LPDDR4X@2133MHz, 2 × 16 bits RAM | 
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 12 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) | 50 MP ƒ/1.7 (Wide Angle) FOV 76°; 5P lens; AF 2 MP (Depth Sensor) FOV 89°; 3P lens; FF | 
| OIS | Yes | |
| Auto Focus | Yes | Yes | 
| Features | Portrait, Panorama, HDR | Photo, Video, Night, Pro, Pano, Portrait, Time-lapse, Slo-mo, Text Scanner, Google Lens, HI-RES, Dual-view Video, and Sticker | 
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30/60 fps FHD | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) Punch Hole | 8 MP (Wide Angle) Punch Hole | 
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD | 
| Technical | ||
| OS | Android v14 | Android v14 | 
| Custom UI | OneUI 6 | ColorOS 14.0.1 | 
| Chipset | Samsung Exynos 1480 | Mediatek Dimensity 6300 | 
| CPU | 2.7 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor | 
| Core Details | 4xCortex-A78@ 2.7 GHz & 4xCortex-A55@2.0 GHz | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 
| GPU | Arm Mali-G57 MC2 | |
| Java | No | No | 
| Browser | Yes | Yes | 
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | Yes | 
| Video | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM | Yes | 
| FM Radio | No | No | 
| Speaker Type | Stereo | |
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 5000 mAh, Li-Po Battery | 5100 mAh, Li-Po Battery | 
| Fast Charging | Yes, 25W Fast Charging | Yes, 45W SUPERVOOC Charging | 
| Video Playback Time | 28 hours | |
| Music Playback Time | 79 hours | |