Phone Comparison - Samsung Galaxy Star Advance vs Micromax Canvas A1 vs Nokia Lumia 638
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| Manufacturer | Samsung | Micromax | Nokia |
| Announced | May 2013 | September 2014 | December 2014 |
| Status | Available - June 2013 | Available - September 2014 | Available - December 2014 |
| Price | - | - | Rs. 7,999 ($117.63) [Similarly Priced] |
| Colors | White, Blue | White, Black | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
130.2 x 67.9 x 9.8 mm (5.13 x 2.67 x 0.39 in) |
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129.5 x 66.7 x 9.2 mm (5.1 x 2.63 x 0.36 in) |
| Weight | 138 g (4.87 oz) | - | 136 g (4.8 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual Stand-by) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | No | HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.4 (KitKat) | Microsoft Windows Phone 8.1 |
| Processor | Dual-core 1.2 GHz | Quad-core 1.3 GHz, Mediatek MT6582M | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 |
| GPU | - | Mali-400MP2 | Adreno 305 |
| RAM | 1 GB | 1 GB | 1 GB |
| Internal Memory | 4 GB | 4 GB (2.5 GB user available) | 8 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 GB |
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| Type | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen | IPS LCD capacitive touchscreen, Corning Gorilla Glass 3, ClearBlack Display |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.3 inches | 4.5 inches | 4.5 inches |
| Resolution | 480 x 800 pixels (217 ppi) | 480 x 854 pixels (218 ppi) | 480 x 854 pixels (218 ppi) |
| Screen-to-Body Ratio | 59.51% | - | 64.43% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM Radio with Recording | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3 MP, 2048 x 1536 pixels | 5 MP, 2592x1944 pixels | 5 MP, 2592 х 1944 pixels |
| Flash | LED flash | LED flash | No |
| Features | Geo-tagging, Touch Focus, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR | Auto focus, 1/4 |
| Video | Yes | Yes, 1080p | Yes |
| Front Camera | No [Similar] | Yes, 2 MP, 720p [Similar] | No [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP | v4.0, A2DP, LE/ apt-X after WP8 Denim update |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, DLNA, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0, USB On-the-go | microUSB v2.0 |
| GPS | Yes | Yes, with A-GPS support | Yes, with A-GPS, GLONASS |
| Browser | HTML | HTML5 | HTML5 |
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| Internal | 4 GB, 1 GB RAM | 4 GB (2.5 GB user available), 1 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 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-Ion Battery | Li-Ion Battery (BL-5H) |
| Capacity | 1800 mAh | 1700 mAh | 1830 mAh |
| Stand by | - | Up to 160 h | - |
| Talk Time | - | Up to 6 h | - |
