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Karbonn A1+ |
Xiaomi Redmi Note 4G |
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| Manufacturer | Karbonn | Xiaomi |
| Announced | 2012 | August 2014 |
| Status | Available | Available - November 2014 |
| Colors | Ivory White | Black/White |
| Form Factor | Candybar | Candybar |
| Dimension |
114.5 x 60.6 x 13.8 mm (4.51 x 2.39 x 0.54 in) |
154 x 78.7 x 9.5 mm (6.06 x 3.1 x 0.37 in) |
| Weight | 130 g (4.59 oz) | 199 g (7.02 oz) |
| 2G Network | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 |
| 3G Network | N/A | TD-SCDMA 1900 / 2000 |
| 4G Network | - | TD-LTE 1900 / 2300 / 2600 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.3.6 (Gingerbread) | Android OS, v4.2 (Jelly Bean) |
| Processor | 1 GHz [Similar] | Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400 [Similar] |
| GPU | - | Adreno 305 [Similar] |
| RAM | 256 MB [Browse Similar] | 2 GB [Browse Similar] |
| Internal Memory | N/A | 8 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 64 GB |
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| Type | TFT capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 256K colors | 16M colors |
| Size | 3.5 inches [Similar] | 5.5 inches [Similar] |
| Resolution | 320 x 480 pixels (165 ppi) | 720 x 1280 pixels (267 ppi) [Similar] |
| Screen-to-Body Ratio | 52.46% | 68.82% |
| Multi-Touch | ![]() |
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| 3.5mm Jack | ![]() |
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| Radio | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | ![]() |
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| Rear Camera | 3 MP, 2048 x 1536 pixels [Similar] | 13 MP, 4128 x 3096 pixels [Similar] |
| Flash | No | LED flash |
| Features | - | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Yes |
| Edge | Yes | Yes |
| 3G | N/A | TD-SCDMA; LTE |
| Bluetooth | Yes, v2.1 with A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0, USB On-the-go |
| GPS | No | Yes, with A-GPS, GLONASS |
| Browser | HTML | HTML5 |
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| Internal | 256 MB RAM | 8 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 64 GB |
| USB OTG | - | Supported |
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| Fingerprint | ![]() |
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| Proximity Sensor | ![]() |
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| Accelerometer Sensor | ![]() |
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| NFC | ![]() |
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| Type | Li-Ion Battery | Li-Po Battery |
| Capacity | 1500 mAh | 3200 mAh |
| Stand by | Up to 240 h | Up to 775 h (3G) |
| Talk Time | Up to 4 h | Up to 38 h (2G) Up to 14 h (3G) |