Phone Comparison - Samsung Galaxy K Zoom vs Sony Xperia Z3 Compact vs Nokia Lumia 638
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| Manufacturer | Samsung | Sony | Nokia |
| Announced | April 2014 | September 2014 | December 2014 |
| Status | Available - June 2013 | Available - September 2014 | Available - December 2014 |
| Price | - | - | Rs. 7,999 ($117.63) [Similarly Priced] |
| Colors | Charcoal, Electric Blue, Shimmery White | Black, White, Green, Orange | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
137.5 x 70.8 x 16.6 mm (5.41 x 2.79 x 0.65 in) |
127.3 x 64.9 x 8.6 mm (5.01 x 2.56 x 0.34 in) |
129.5 x 66.7 x 9.2 mm (5.1 x 2.63 x 0.36 in) |
| Weight | 200 g (7.05 oz) | 129 g (4.55 oz) | 136 g (4.8 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700 / 1900 / 2100 - D5803 HSDPA 850 / 900 / 1900 / 2100 - D5833 |
HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE 800 / 850 / 900 / 1800 / 2100 / 2600 | LTE 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 | 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 |
| Build Features | - | IP68 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes | - |
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| OS | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.4 (KitKat) | Microsoft Windows Phone 8.1 |
| Processor | Hexa-core - 1.3 GHz Quad-Core + 1.7 GHz Dual-Core | Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 |
| GPU | - | Adreno 330 | Adreno 305 |
| RAM | 2 GB | 2 GB | 1 GB |
| Internal Memory | 8 GB | 16 GB | 8 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB |
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| Type | Super AMOLED capacitive touchscreen | IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine | IPS LCD capacitive touchscreen, Corning Gorilla Glass 3, ClearBlack Display |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.8 inches | 4.6 inches | 4.5 inches |
| Resolution | 720 x 1280 pixels (306 ppi) | 720 x 1280 pixels (319 ppi) | 480 x 854 pixels (218 ppi) |
| Screen-to-Body Ratio | 65.23% | 70.72% | 64.43% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio with RDS | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 20.7 MP, 4992 х 3744 pixels | 20.7 MP, 5248 х 3936 pixels | 5 MP, 2592 х 1944 pixels |
| Flash | LED Flash | LED flash | No |
| Features | Auto focus, 1/2.3 BSI CMOS Sensor, 10x Optical Zoom, OIS, 24-240 mm, F3.1-6.3, Geo-tagging, Touch Focus, Face And Smile Detection, HDR, Panorama | Auto focus, 1/2.3' Sensor Size, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR, Panorama | Auto focus, 1/4 |
| Video | Yes, 1080p@30fps | 2160p@30fps, 1080p@30fps, HDR | Yes |
| Front Camera | Yes, 2 MP [Similar] | 2.2 MP, 1080p@30fps [Similar] | No [Similar] |
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| GPRS | Yes | Up to 107 kbps | Yes |
| Edge | Yes | Up to 296 kbps | Yes |
| 3G | HSDPA, 42 Mbps, HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, LE | v4.0, A2DP | v4.0, A2DP, LE/ apt-X after WP8 Denim update |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, DLNA, hotspot |
| USB | Yes, microUSB v2.0 (MHL), USB On-the-go | microUSB v2.0 (MHL), USB On-the-go, USB Host | microUSB v2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB, 2 GB RAM | 16 GB, 2 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB |
| USB OTG | Supported | 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 | Non-removable Li-Ion Battery | Li-Ion Battery (BL-5H) |
| Capacity | 2430 mAh | 2600 mAh | 1830 mAh |
| Stand by | - | Up to 880 h (2G) Up to 920 h (3G) |
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| Talk Time | - | Up to 12 h (2G) Up to 14 h (3G) |
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