Vivo Y21 vs OPPO A77s
Quick Comparison
OPPO A77s has better RAM than Vivo Y21. In terms of display resolution, OPPO A77s has better resolution of 1600 x 720 than Vivo Y21 which has resolution of 854 x 480. OPPO A77s has more internal memory than Vivo Y21
| Name | Vivo Y21 | OPPO A77s |
| RAM | 1 GB | 8 GB |
|---|---|---|
| Display | 4.5 in | 6.56 in |
| Internal Memory | 16 GB | 128 GB |
| Battery | 1900 mAh | 5000 mAh |
| Camera | 5 MP | 50 MP + 2 MP Dual |
| Price | Rs. 6800 | Rs. 18999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is July, 2016. The cost of Vivo Y21 is Rs. 6800. The launch Date of the second phone is October 02, 2022. The cost of OPPO A77s is Rs. 18999.
Display comparison
Vivo Y21 has screen size of 4.5 inches which falls short to OPPO A77s's 6.56 inch screen. Vivo Y21 has IPS Screen type where as OPPO A77s has LCD Screen type. OPPO's phone has display density of 269 PPI & Vivo's phone has only 218 PPI display density. Vivo Y21 has 16:9 aspect ratio where as OPPO A77s has 20:9 aspect ratio.
Memory comparison
OPPO A77s's larger 8 GB RAM is better for playing games and all with respect to Vivo Y21's lower 1 GB RAM. OPPO A77s has more Internal Memory (128 GB) than Vivo Y21 (16 GB).
Camera comparison
OPPO A77s's 50 MP + 2 MP Dual Rear Camera outshines Vivo Y21's 5 MP Rear Camera in terms of resolution. OPPO A77s will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to Vivo Y21's 2 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 5.1 and the second one on 12 version.
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Full Comparison
| Name | Vivo Y21 | OPPO A77s |
| General | ||
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | |
| Device Type | Smartphone | Smartphone |
| Release Date | July, 2016 | October 02, 2022 |
| Design | ||
| Dimensions | 66.4 x 130.69 x 9.19 mm | 75 x 163.74 x 7.9 mm |
| Weight | 157 g | 187 g |
| Colors | Starry Black, Sunset Orange | |
| Display | ||
| Type | Color IPS Screen | Color LCD Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 4.5 inches, 480 x 854 pixels | 6.56 inches, 720 x 1600 pixels, 90 Hz |
| Aspect Ratio | 16:9 | 20:9 |
| PPI | ~ 218 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 89.8% | |
| Glass Type | Panda MN228 | |
| Features | 480nits Brightness | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 1 GB | 8 GB |
| Expandable RAM | Upto 5 GB Extra Virtual RAM | |
| Storage | 16 GB | 128 GB |
| Card Slot | Yes, upto 128 GB | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Yes, v4.0 | Yes, v5.2, AAC, SBC, aptX, and aptX HD |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes, GPS, BDS, GLONASS, Galileo, and QZSS |
| Fingerprint Sensor | Yes, Side | |
| Face Unlock | Yes | |
| Sensors | Accelerometer | Accelerometer, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Water Resistance | No | |
| Dust Resistant | No | |
| Camera | ||
| Rear Camera | 5 MP with autofocus | 50 MP f/1.8 (Main) 2 MP (Bokeh) with autofocus |
| Features | Face detection | Photo, Video, Night, PRO, PANO, Portrait, TIME-LAPSE, SLO-MO, Text scanner, Extra HD, STICKER, and Google Lens |
| Video Recording | 1080p @ 30 fps FHD, 720p | |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 2 MP | 8 MP f/2 with Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD, 720p | |
| Technical | ||
| OS | Android v5.1 (Lollipop) | Android v12 |
| Custom UI | ColorOS 12.1 | |
| Chipset | MediaTek Helio MT6580 | Qualcomm Snapdragon 680 |
| CPU | 1.3 GHz, Quad Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver | |
| GPU | Mali-400 MP | PowerVR GPU |
| Java | Yes, via 3rd party | No |
| Browser | Yes, supports HTML | |
| Multimedia | ||
| Yes | ||
| Music | Yes | |
| Video | Yes | |
| FM Radio | No | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Removable Battery | Non-Removable Battery |
| Size | 1900 mAh, Li-ion Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 33W Supervooc | |