Samsung Galaxy M21 2021 vs Oppo A78
Quick Comparison
Oppo A78 has better RAM than Samsung Galaxy M21 2021. In terms of display resolution, Samsung Galaxy M21 2021 has better resolution of 2340 x 1080 than Oppo A78 which has resolution of 1612 x 720. Oppo A78 has more internal memory than Samsung Galaxy M21 2021
| Name | Samsung Galaxy M21 2021 | Oppo A78 |
| RAM | 4 GB | 8 GB |
|---|---|---|
| Display | 6.4 in | 6.56 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 6000 mAh | 5000 mAh |
| Camera | 48 MP + 8 MP + 5 MP Triple | 50 MP + 2 MP Dual |
| Price | Rs. 9999 | Rs. 13999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is July 21, 2021. The cost of Samsung Galaxy M21 2021 is Rs. 9999. The launch Date of the second phone is January 16, 2023. The cost of Oppo A78 is Rs. 13999.
Display comparison
Oppo A78 has larger screen size of 6.56 inches in comparison to Samsung Galaxy M21 2021's 6.4 inch screen. Samsung Galaxy M21 2021 has Super AMOLED Screen type where as Oppo A78 has IPS Screen type. Samsung's phone has display density of 403 PPI & OPPO's phone has only 269 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 84.2% than OPPO's phone ~ 84%. Samsung Galaxy M21 2021 has 19.5:9 aspect ratio where as Oppo A78 has 20:9 aspect ratio.
Memory comparison
Oppo A78's larger 8 GB RAM is better for playing games and all with respect to Samsung Galaxy M21 2021's lower 4 GB RAM. Oppo A78 has more Internal Memory (128 GB) than Samsung Galaxy M21 2021 (64 GB).
Camera comparison
Oppo A78's 50 MP + 2 MP Dual Rear Camera outclasses Samsung Galaxy M21 2021's 48 MP + 8 MP + 5 MP Triple Rear Camera in terms of resolution. Samsung Galaxy M21 2021 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 A78's 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 12 version.
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Full Comparison
| Name | Samsung Galaxy M21 2021 | Oppo A78 |
| General | ||
| Model | Galaxy M21 2021 | A78 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | July 21, 2021 | January 16, 2023 |
| Design | ||
| Dimensions | 75.1 x 159 x 9 mm | 75.1 x 163.8 x 8 mm |
| Weight | 192 g | 188 g |
| Colors | Glowing Black, Glowing Purple | |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color IPS Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 1080 x 2340 pixels, 60 Hz | 6.56 inches, 720 x 1612 pixels, 90 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 403 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 84.2% | ~ 84% |
| Glass Type | Corning Gorilla Glass 3 | Panda glass |
| Features | 420 nits (peak) | 100% DCI-P3, 600nits (Typical), 480nits (Typical) |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 64 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 512 GB | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | NR: n1/n5/n8/n28A/n41/n78 | |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11ac) | |
| Bluetooth | Yes, v5.0 | Yes, v5.3, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS, Glonass, Beidou, Galileo | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| IP Rating | IP54 | |
| 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) 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | Night, Videos, Photos, Portrait, Expert, Extra HD, Panoramic, Time-lapse, Slow-motion, Sticker, Text scanner, and Google Lens |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP ƒ/2 (Wide Angle) | 8 MP ƒ/2 (Wide Angle) Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v11 | Android v12 |
| Chipset | Samsung Exynos 9611 | Mediatek Dimensity 700 5G |
| CPU | 2.3 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | 2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55 |
| GPU | Mali-G72 MP3 | Mali-G57 MC2 |
| 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 | Yes |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging | Yes, 33W Fast Charging |
| Talk Time | 49 hours | |
| Music Playback Time | 131 hours | |