Karbonn Alfa A91 Power vs Vivo T4 5G
Quick Comparison
Vivo T4 5G has better RAM than Karbonn Alfa A91 Power. Neither of them has front Flash. In terms of display resolution, Vivo T4 5G has better resolution of 2400 x 1080 than Karbonn Alfa A91 Power which has resolution of 800 x 480. Vivo T4 5G has more internal memory than Karbonn Alfa A91 Power
| Name | Karbonn Alfa A91 Power | Vivo T4 5G |
| RAM | 256 MB | 8 GB |
|---|---|---|
| Display | 4 in | 6.6 in |
| Internal Memory | 512 MB | 128 GB |
| Battery | 2000 mAh | 7300 mAh |
| Camera | 2 MP | 50 MP + 2 MP Dual |
| Price | Rs. 2500 | Rs. 22990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is October, 2015. The cost of Karbonn Alfa A91 Power is Rs. 2500. The launch Date of the second phone is expected to be April 11, 2025 (Expected). The Expected cost of Vivo T4 5G is Rs. 22990.
Display comparison
Vivo T4 5G has larger screen size of 6.6 inches in comparison to Karbonn Alfa A91 Power's 4 inch screen. Karbonn Alfa A91 Power has TFT Screen type where as Vivo T4 5G has AMOLED Screen type. Vivo's phone has display density of 399 PPI & Karbonn's phone has only 233 PPI display density. Karbonn Alfa A91 Power has 5:3 aspect ratio where as Vivo T4 5G has 20.5:9 aspect ratio.
Memory comparison
Vivo T4 5G's larger 8 GB RAM is better for playing games and all with respect to Karbonn Alfa A91 Power's lower 256 MB RAM. Vivo T4 5G has more Internal Memory (128 GB) than Karbonn Alfa A91 Power (512 MB).
Camera comparison
Vivo T4 5G's 50 MP + 2 MP Dual Rear Camera outshines Karbonn Alfa A91 Power's 2 MP Rear Camera in terms of resolution. Vivo T4 5G will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Karbonn Alfa A91 Power's 0.3 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 4.4 and the second one on 15 version.
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Full Comparison
| Name | Karbonn Alfa A91 Power | Vivo T4 5G |
| General | ||
| Model | T4 5G | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | |
| Device Type | Smartphone | Smartphone |
| Release Date | October, 2015 | April 11, 2025 (Expected) |
| Design | ||
| Bezel less | No | |
| Colors | Nitro Blaze, Velocity Wave | |
| Display | ||
| Type | Color TFT Screen | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes, 480 Hz Touch Sampling Rate |
| Size | 4 inches, 480 x 800 pixels | 6.6 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 5:3 | 20.5:9 |
| PPI | ~ 233 PPI | ~ 399 PPI |
| Screen to Body Ratio | ~ 84.1% | |
| Features | up to 1,800 nits Brightness, Contrast Ratio: 6000000:1 | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 256 MB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 512 MB | 128 GB |
| Card Slot | Yes, upto 32 GB | Yes, (Hybrid Slot), upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | |
| 5G | Yes | |
| 5G Bands | 1, 3, 8, 28, 77, 78 SA/NSA | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 802.11 a/b/g/n/ac, dual-band | |
| Bluetooth | Yes, v2.0 | Yes, v5.3, A2DP, LE, aptX HD |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | |
| Extra | ||
| GPS | Yes | Yes, with A-GPS, BEIDOU, GLONASS, GALILEO |
| Fingerprint Sensor | Yes, In Display | |
| Face Unlock | Yes | |
| Sensors | Accelerometer | |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 2 MP | 50 MP (Wide Angle) 2 MP (Depth Sensor) |
| Auto Focus | Yes | |
| Features | Photo, Night, Portrait, Video, Micro Movie, 64MP, Panorama, Live Photo, Slo-Mo, Timelapse, Pro, AR Stickers, Documents, Double Exposure, Dual-View Video | |
| Video Recording | 1080p @ 30 fps FHD | |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 0.3 MP | 32 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v4.4 (KitKat) | Android v15 |
| Custom UI | Funtouch OS 15 | |
| Chipset | Qualcomm Snapdragon | |
| CPU | 1 GHz, Single Core Processor | Octa Core Processor |
| GPU | Adreno 725 | |
| Java | Yes, via 3rd party | No |
| Browser | Yes | |
| Multimedia | ||
| Yes | ||
| Music | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC | |
| Video | MP4, 3GP, MKV, FLV | |
| FM Radio | Yes | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Removable Battery | Non-Removable Battery |
| Size | 2000 mAh, Li-ion Battery | 7300 mAh, Li-Po Battery |
| Fast Charging | Yes, 90W Superfast Flash Charge | |