Oppo K13 vs Samsung Galaxy M31 (8GB RAM +128GB)
Quick Comparison
Both Oppo K13 and Samsung Galaxy M31 (8GB RAM +128GB) comes with same RAM. In terms of display resolution, Oppo K13 has better resolution of 2400 x 1080 than Samsung Galaxy M31 (8GB RAM +128GB) which has resolution of 2340 x 1080. Both have the same amount of internal memory.
| Name | Oppo K13 | Samsung Galaxy M31 (8GB RAM +128GB) |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.67 in | 6.4 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 7000 mAh | 6000 mAh |
| Camera | 50 MP + 2 MP Dual | 64 MP Quad |
| Price | Rs. 18995 | Rs. 18999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is April 21, 2025. The cost of Oppo K13 is Rs. 18995. The launch Date of the second phone is May 30, 2020. The cost of Samsung Galaxy M31 (8GB RAM +128GB) is Rs. 18999.
Display comparison
Oppo K13 has larger screen size of 6.67 inches in comparison to Samsung Galaxy M31 (8GB RAM +128GB)'s 6.4 inch screen. Oppo K13 has AMOLED Screen type where as Samsung Galaxy M31 (8GB RAM +128GB) has Super AMOLED Screen type. Samsung's phone has display density of 403 PPI & OPPO's phone has only 395 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 86.5% than Samsung's phone ~ 84.1%. Oppo K13 has 20:9 aspect ratio where as Samsung Galaxy M31 (8GB RAM +128GB) has 19.5:9 aspect ratio.
Memory comparison
Both mobiles come with 8 GB RAM and both have same Internal Memory of 128 GB.
Camera comparison
Samsung Galaxy M31 (8GB RAM +128GB)'s 64 MP Quad Rear Camera outclasses Oppo K13's 50 MP + 2 MP Dual Rear Camera in terms of resolution. Samsung Galaxy M31 (8GB RAM +128GB) 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 K13's 16 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 10.0 version.
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Full Comparison
| Name | Oppo K13 | Samsung Galaxy M31 (8GB RAM +128GB) |
| General | ||
| Model | CPH2729 | Galaxy M31 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | April 21, 2025 | May 30, 2020 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | |
| Design | ||
| Dimensions | 76.1 x 163.2 x 8.5 mm | 75.1 x 159.2 x 8.9 mm |
| Weight | 208 g | 191 g |
| Bezel less | No | |
| Colors | Icy Purple, Prism Black | |
| Display | ||
| Type | Color AMOLED Screen (16.7 M) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.67 inches, 1080 x 2400 pixels, 120 Hz | 6.4 inches, 1080 x 2340 pixels |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 395 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 86.5% | ~ 84.1% |
| Glass Type | Corning Gorilla Glass 3 | |
| Brightness | Global Default Maximum Brightness: 600nit, Global Excitation Maximum Brightness: 1200nit | |
| Features | Contrast Ratio: Static: 6000000:1, Dynamic: 12000000:1 | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Curved Display | No | |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, upto 512 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), 802.11a/b/g/n | |
| Bluetooth | Yes, v5.2 | Yes, v5.0, A2DP, LE |
| USB | Yes, USB-C | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 711,176 (Total) (v10) 232,955 (CPU) 180,841 (GPU) 133,763 (Memory) 163,617 (UX) | |
| AnTuTu Storage Score | 93,365 1912 MB/s (Read), 1005 MB/s (Write) | |
| Geekbench Score | 2,873 (Multi Core) (v6) 986 (Single Core) 2,933 (OpenCL) 3,953 (Vulkan) | |
| 3DMark Score | 952 (Wild Life Extreme) (5.71 FPS) | |
| Extra | ||
| GPS | GPS, AGPS, BDS, GLONASS, GALILEO, QZSS | yes with A-GPS |
| Fingerprint Sensor | Yes, In Display | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Geomagnetic Sensor, Proximity sensor, Accelerometer, Gyro Sensor, Virtual Light Sensing, Compass |
| 3.5mm Headphone Jack | No | Yes |
| AI Features | AI Clarity Enhancer, AI Unblur, AI Reflection Remover, AI Eraser, Screen Translator, AI Writer, AI Summary, AI Mobile | |
| Splash Resistant | Yes | |
| IP Rating | IP65 | |
| Dust Resistant | Yes | |
| Extra Features | 60cm² Graphite + 57cm² Ultra-large VC, GOAT Durablity 50+ Quality Checks | UFS 2.1 |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) OV50D40 Sensor, 1/2.88 inch Photosensitive Area, 0.612um Single Pixel, FOV: 75.5 Degree, 5P Lens 2 MP ƒ/2.4 (Depth Sensor) OV02B1B Sensor, 1/5.00 inch Photosensitive Area, 1.75um Single Pixel, FOV: 89.1 Degree, 3P Lens | 64 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Macro) Macro 5 MP ƒ/2.2 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 60 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.5 (Wide Angle) Punch Hole | 32 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v10.0, upgradable to v12 |
| Custom UI | ColorOS 15 | |
| Chipset | Qualcomm Snapdragon 6 Gen4 | Samsung Exynos 9611 |
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 1xCortex-A720s@2.3 GHz & 3xCortex-A720s@2.2 GHz & 4xCortex-A520s@1.8 GHz | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 |
| Fabrication Node | 4nm | |
| GPU | Adreno | Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, APE, OGG, FLAC, WAV, MIDI, WMA | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | No | Yes, with FM Recording |
| Speaker Type | Dual Stereo | |
| Audio Features | An Immersive Surround Sound Experience | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh, Graphite Battery | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 80W | Yes, 15W Fast Charging |
| Talk Time | 2 days | |
| Video Playback Time | 15 hours | |
| Music Playback Time | 32 hours | 119 hours |