Karbonn K31 Star vs Vivo S12 Pro 5G
Quick Comparison
Vivo S12 Pro 5G has better RAM than Karbonn K31 Star. In terms of display resolution, Vivo S12 Pro 5G has better resolution of 2400 x 1080 than Karbonn K31 Star which has resolution of 320 x 240. Vivo S12 Pro 5G has more internal memory than Karbonn K31 Star
| Name | Karbonn K31 Star | Vivo S12 Pro 5G |
| RAM | 35 MB | 8 GB |
|---|---|---|
| Display | 2.4 in | 6.56 in |
| Internal Memory | 32 MB | 128 GB |
| Battery | 1800 mAh | 4300 mAh |
| Camera | 0.03 MP | 108 MP + 8 MP + 2 MP Triple |
| Price | Rs. 1190 | Rs. 39990 |
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Detailed Comparison
Price And Launch
The cost of Karbonn K31 Star is Rs. 1190. The launch Date of the second phone is December 22, 2021. The Expected cost of Vivo S12 Pro 5G is Rs. 39990.
Display comparison
Vivo S12 Pro 5G has larger screen size of 6.56 inches in comparison to Karbonn K31 Star's 2.4 inch screen. Karbonn K31 Star has Screen type where as Vivo S12 Pro 5G has AMOLED Screen type. Vivo's phone has display density of 401 PPI & Karbonn's phone has only 167 PPI display density. Karbonn K31 Star has 4:3 aspect ratio where as Vivo S12 Pro 5G has 19.8:9 aspect ratio.
Memory comparison
Vivo S12 Pro 5G's larger 8 GB RAM is better for playing games and all with respect to Karbonn K31 Star's lower 35 MB RAM. Vivo S12 Pro 5G has more Internal Memory (128 GB) than Karbonn K31 Star (32 MB).
Camera comparison
Vivo S12 Pro 5G's 108 MP + 8 MP + 2 MP Triple Rear Camera outshines Karbonn K31 Star's 0.03 MP Rear Camera in terms of resolution.
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Full Comparison
| Name | Karbonn K31 Star | Vivo S12 Pro 5G |
| General | ||
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Feature Phone | Smartphone |
| Release Date | December 22, 2021 | |
| Design | ||
| Dimensions | 73.3 x 159.5 x 7.4 mm | |
| Weight | 120 g | 171 g |
| Display | ||
| Type | Color | Color AMOLED Screen (16.7M) |
| Touch | No | Yes |
| Size | 2.4 inches, 240 x 320 pixels | 6.56 inches, 1080 x 2400 pixels, 90 Hz |
| Aspect Ratio | 4:3 | 19.8:9 |
| PPI | ~ 167 PPI | ~ 401 PPI |
| Screen to Body Ratio | ~ 91.39% | |
| Features | HDR10+ | |
| Notch | Yes, Small Notch | |
| Memory | ||
| RAM | 35 MB | 8 GB |
| Storage | 32 MB | 128 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | No | No |
| Connectivity | ||
| GPRS | Yes | |
| EDGE | Yes | |
| 3G | No | Yes |
| 4G | Yes | |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | No | Yes, with wifi-hotspot |
| Bluetooth | Yes | Yes, v5.2, A2DP, LE, aptX HD |
| USB | Yes | Yes, USB-C |
| USB Features | USB on-the-go | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | |
| Fingerprint Sensor | Yes, In Display | |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyro, Proximity, Compass | |
| 3.5mm Headphone Jack | No | |
| NFC | Yes | |
| Camera | ||
| Rear Camera | 0.03 MP | 108 MP f/1.9 (Wide Angle) 8 MP f/2.2 (Ultra Wide) 2 MP f/2.4 (Macro) with autofocus |
| Features | HDR, Panorama, Night Scene, Portrait, Smart Vision, Dynamic Photo, Slow Motion, Time-lapse Photography, Professional, AR Cute Shooting, Micro Film, | |
| Video Recording | Yes | 4K, 1080p |
| Flash | No | Yes, Dual LED |
| Front Camera | No | 50 MP f/2 (Wide Angle) 8 MP 105˚ f/2.3 (Ultra Wide) |
| Front Video Recording | 4K, 1080p | |
| Technical | ||
| OS | Android v11 | |
| Chipset | MediaTek Dimensity 1200 | |
| CPU | 3 GHz, Octa Core Processor | |
| Core Details | 1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | |
| GPU | Mali-G77 MC9 | |
| Java | No | No |
| Browser | Yes | |
| Multimedia | ||
| Yes | ||
| Music | AAC, OGG, FLAC, WMA, WAV, APE, MP3, MP2, MP1, OPUS, M4A | |
| Video | Yes | |
| FM Radio | No | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Removable Battery | Non-Removable Battery |
| Size | 1800 mAh, Li-ion Battery | 4300 mAh, Li-Po Battery |
| Fast Charging | Yes, 44W Fast Charging | |
| Talk Time | 10 hours | |