Samsung Galaxy M21 (6GB RAM + 128GB) vs Oppo K13
Quick Comparison
Oppo K13 has better RAM than Samsung Galaxy M21 (6GB RAM + 128GB). In terms of display resolution, Oppo K13 has better resolution of 2400 x 1080 than Samsung Galaxy M21 (6GB RAM + 128GB) which has resolution of 2340 x 1080. Both have the same amount of internal memory.
| Name | Samsung Galaxy M21 (6GB RAM + 128GB) | Oppo K13 |
| RAM | 6 GB | 8 GB |
|---|---|---|
| Display | 6.4 in | 6.67 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6000 mAh | 7000 mAh |
| Camera | 48 MP + 8 MP + 5 MP Triple | 50 MP + 2 MP Dual |
| Price | Rs. 11990 | Rs. 17999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is March 18, 2020. The cost of Samsung Galaxy M21 (6GB RAM + 128GB) is Rs. 11990. The launch Date of the second phone is April 21, 2025. The cost of Oppo K13 is Rs. 17999.
Display comparison
Oppo K13 has larger screen size of 6.67 inches in comparison to Samsung Galaxy M21 (6GB RAM + 128GB)'s 6.4 inch screen. Samsung Galaxy M21 (6GB RAM + 128GB) has Super AMOLED Screen type where as Oppo K13 has 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 ~ 84.2%. Samsung Galaxy M21 (6GB RAM + 128GB) has 19.5:9 aspect ratio where as Oppo K13 has 20:9 aspect ratio.
Memory comparison
Oppo K13's larger 8 GB RAM is better for playing games and all with respect to Samsung Galaxy M21 (6GB RAM + 128GB)'s lower 6 GB RAM. and both have same Internal Memory of 128 GB.
Camera comparison
Oppo K13's 50 MP + 2 MP Dual Rear Camera outclasses Samsung Galaxy M21 (6GB RAM + 128GB)'s 48 MP + 8 MP + 5 MP Triple Rear Camera in terms of resolution. Samsung Galaxy M21 (6GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 20 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 10.0 and the second one on 15 version.
Related Comparisons
Full Comparison
| Name | Samsung Galaxy M21 (6GB RAM + 128GB) | Oppo K13 |
| General | ||
| Model | Galaxy M21 | CPH2729 |
| 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 | March 18, 2020 | April 21, 2025 |
| In The Box | Handset, Charger, USB Data Cable, Sim Ejector Tool, Quick Guide, Protective Case | |
| Design | ||
| Dimensions | 75.1 x 159 x 8.9 mm | 76.1 x 163.2 x 8.5 mm |
| Weight | 188 g | 208 g |
| Bezel less | No | |
| Colors | Icy Purple, Prism Black | |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color AMOLED Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 1080 x 2340 pixels | 6.67 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 403 PPI | ~ 395 PPI |
| Screen to Body Ratio | ~ 84.2% | ~ 86.5% |
| Glass Type | Corning Gorilla Glass 3 | |
| Brightness | Global Default Maximum Brightness: 600nit, Global Excitation Maximum Brightness: 1200nit | |
| Features | 420 nits (peak) | Contrast Ratio: Static: 6000000:1, Dynamic: 12000000:1 |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Curved Display | No | |
| Memory | ||
| RAM | 6 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 | 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, v5.0 | Yes, v5.2 |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB Tethering, 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) | |
| 3DMark Score | 952 (Wild Life Extreme) (5.71 FPS) | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | GPS, AGPS, BDS, GLONASS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, Rear | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | No |
| 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 | |
| Camera | ||
| Rear Camera | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) | 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 |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | HDR, Panorama |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP ƒ/2 (Wide Angle) | 16 MP ƒ/2.5 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10.0, upgradable to v11 | Android v15 |
| Custom UI | ColorOS 15 | |
| Chipset | Samsung Exynos 9611 | Qualcomm Snapdragon 6 Gen4 |
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | 1xCortex-A720s@2.3 GHz & 3xCortex-A720s@2.2 GHz & 4xCortex-A520s@1.8 GHz |
| Fabrication Node | 4nm | |
| GPU | Mali-G72 MP3 | Adreno |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | MP3, AMR, APE, OGG, FLAC, WAV, MIDI, WMA |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV |
| FM Radio | Yes | No |
| Speaker Type | Dual Stereo | |
| Audio Features | An Immersive Surround Sound Experience | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 7000 mAh, Graphite Battery |
| Fast Charging | Yes, 15W Fast Charging | Yes, 80W |
| Video Playback Time | 15 hours | |
| Music Playback Time | 32 hours | |