Vivo X21 UD vs OPPO R15x
Quick Comparison
Both Vivo X21 UD and OPPO R15x comes with same RAM.Neither of them has front Flash. In terms of display resolution, OPPO R15x has better resolution of 2340 x 1080 than Vivo X21 UD which has resolution of 2280 x 1080. Both have the same amount of internal memory.
| Name | Vivo X21 UD | OPPO R15x |
| RAM | 6 GB | 6 GB |
|---|---|---|
| Display | 6.28 in | 6.4 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 3200 mAh | 3600 mAh |
| Camera | 12 MP + 5 MP Dual | 16 MP + 2 MP Dual |
| Price | Rs. 29990 | Rs. 30245 |
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Detailed Comparison
Price And Launch
The cost of Vivo X21 UD is Rs. 29990. The launch Date of the second phone is October, 2018 . The cost of OPPO R15x is Rs. 30245.
Display comparison
Vivo X21 UD has screen size of 6.28 inches which falls short to OPPO R15x's 6.4 inch screen. Both the phones have Super AMOLED Screen Type. Both have same 402 PPI. Vivo X21 UD has 19:9 aspect ratio where as OPPO R15x has 19.5:9 aspect ratio.
Memory comparison
Both mobiles come with 6 GB RAM and both have same Internal Memory of 128 GB.
Camera comparison
OPPO R15x's 16 MP + 2 MP Dual Rear Camera outclasses Vivo X21 UD's 12 MP + 5 MP Dual Rear Camera in terms of resolution. OPPO R15x will be better choice if you're looking to click lot of selfies as it has better 25 MP Front Camera in comparison to Vivo X21 UD's 12 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 8.1.
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Full Comparison
| Name | Vivo X21 UD | OPPO R15x |
| General | ||
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | October, 2018 | |
| Design | ||
| Dimensions | 74.8 x 154.5 x 7.4 mm | 75.5 x 158.3 x 7.4 mm |
| Weight | 156 g | 156 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M colors Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.28 inches, 1080 x 2280 pixels | 6.4 inches, 1080 x 2340 pixels |
| Aspect Ratio | 19:9 | 19.5:9 |
| PPI | ~ 402 PPI | ~ 402 PPI |
| Screen to Body Ratio | ~ 84.5% | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 6 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot) | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes | Yes, v5.0 |
| USB | Yes, microUSB | Yes, microUSB v2.0 |
| USB Features | USB on-the-go | USB on-the-go |
| Extra | ||
| GPS | Yes, with A-GPS Support | yes with A-GPS, Glonass |
| Fingerprint Sensor | Yes | Yes, In Display |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Compass | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 12 MP + 5 MP with autofocus | 16 MP f/1.7 2 MP (Depth Sensor) with autofocus |
| Features | Face detection, Geo tagging, Panorama, Touch to focus | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 12 MP | 25 MP f/2 |
| Technical | ||
| OS | Android v8.1 (Oreo) | Android v8.1 (Oreo) |
| Chipset | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 660 |
| CPU | 2.2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260 | |
| GPU | Adreno 512 | Qualcomm Adreno 512 |
| Java | Yes, via 3rd party | No |
| Browser | Yes, supports HTML | Yes, supports HTML5 |
| Multimedia | ||
| Supports | MMS | MMS, IM |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, eAAC+, FLAC | Yes |
| Video | MP4, H.264 | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3200 mAh, Li-ion Battery | 3600 mAh, Li-Po Battery |