Phone Comparison - Xiaomi Redmi 2A vs Lenovo ZUK Z1 mini vs Samsung Galaxy A3 (2017)
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| Manufacturer | Xiaomi | Lenovo | Samsung |
| Announced | March 2015 | Expected Announcement - Q1 2016 | January 2017 |
| Status | Available - March 2015 | Rumored - Q2 2016 | Coming Soon - January 2017 |
| Price | Rs. 5,999 ($88.22) [Similarly Priced] | - | Rs. 19,990 ($299.00) [Similarly Priced] |
| Colors | Black, White, Yellow, Pink, Green | White, Black | Various |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension | - | - |
135.4 x 66.2 x 7.9 mm (5.33 x 2.61 x 0.31 in) |
| Weight | - | - | - |
| SIM Type | - | - | Dual-SIM |
| 2G Network | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 TD-SCDMA |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) |
| 3G Network | HSDPA 850 / 1900 / 2100 TD-SCDMA 1900 / 2100 |
HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) | LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | - Fingerprint Sensor | - |
| Notification LED | - | - | Yes |
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| OS | Android OS, v4.4 (KitKat) | Android OS, v5.1.1 (Lollipop) | Android OS, v6.0.1 (Marshmallow) |
| Processor | Quad-core 1.5 GHz, LCI L1860C | Octa-core 2.0 GHz Cortex-A53, Mediatek MT6755 Helio P10 | Octa-core 1.6 GHz Cortex-A53, Exynos 7870 |
| GPU | Mali-T628 MP4 | Mali-T860MP2 | Mali-T830 MP2 |
| RAM | 1 GB | 2/3 GB | 2 GB |
| Internal Memory | 8 GB | 16/32 GB | 16 GB |
| External Memory | microSD, up to 32 GB | No | microSD, up to 256 GB |
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| Type | IPS LCD Capacitive Touchscreen | IPS LCD capacitive touchscreen | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 4.7 inches | 4.7 inches |
| Resolution | 720 x 1280 pixels (312 ppi) | 720 x 1280 pixels (312 ppi) | 720 x 1280 pixels (312 ppi) |
| Screen-to-Body Ratio | - | - | 68.14% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM Radio | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264 x 2448 pixels | 8 MP, 3264 x 2448 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, f/2.2 Aperture, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama, BSI Sensor, Omnivision sensor | Autofocus, Geo-tagging, Touch Focus, Face Detection, Panorama | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama |
| Video | Yes, 1080p | Yes | 1080p@30fps |
| Front Camera | 2 MP, 720p [Similar] | Yes [Similar] | 8 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE Cat4 150/50 Mbps | HSPA, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE |
| Bluetooth | v4.0, A2DP | v4.0 | v4.2, A2DP, EDR, LE, ANT+ |
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot |
| USB | microUSB v2.0 | microUSB v2.0 | Type-C 1.0 reversible connector, Fast Charging |
| GPS | Yes, with A-GPS, GLONASS, Beidou | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS/ BDS (market dependant) |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB, 1 GB RAM | 16/32 GB, 2/3 GB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 32 GB | No | microSD, up to 256 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-Po Battery | - | Non-removable Li-Ion Battery |
| Capacity | 2200 mAh | 4100 mAh | 2350 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
