Phone Comparison - Samsung Galaxy Core 2 Duos vs Samsung Galaxy Grand Prime vs Samsung Galaxy A02
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | June 2014 | September 2014 | 2021, January 27 |
| Status | Available - July 2014 | Available - September 2014 | Available. Released 2021, January 27 |
| Price | - | Rs. 7,499 ($110.28) [Similarly Priced] | - |
| Colors | White, Black | Black, White | Black, Blue, Red |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
130.3 x 68 x 9.8 mm (5.13 x 2.68 x 0.39 in) |
144.8 x 72.1 x 8.6 mm (5.7 x 2.84 x 0.34 in) |
164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in) |
| Weight | 138 g (4.87 oz) | 156 g (5.5 oz) | 206 g (7.27 oz) |
| SIM Type | - | - | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | - | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900) - G530F LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - G530FZ LTE band 1(2100), 3(1800), 5(850), 8(900), 28(700) - G530Y LTE band 1(2100), 3(1800), 5(850), 8(900), 20(800), |
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) 20(800), 28(700), 32(1500), 38(2600), 40(2300), 41(2500) |
| Messaging | SMS, MMS, 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) | Android 10 |
| Processor | Quad-core 1.2 GHz | Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8226 Snapdragon 400 | Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm) |
| GPU | - | Adreno 305 | Adreno 506 |
| RAM | 768 MB | 1 GB | 2 GB |
| Internal Memory | 4 GB | 8 GB | 32 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 32 GB | microSDXC (dedicated slot) |
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| Type | TFT capacitive touchscreen | TFT Capacitive Touchscreen | PLS TFT Display |
| Colors | 16M colors | 16M colors | 16M Colour |
| Size | 4.5 inches | 5.0 inches | 6.5 inches |
| Resolution | 480 x 800 pixels (207 ppi) | 540 x 960 pixels (220 ppi) | 720 x 1520 pixels (259 ppi) |
| Screen-to-Body Ratio | 65.25% | 66.19% | 84.56% |
| 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 | 5 MP, 2592 х 1944 pixels | 8 MP, 3264x2448 pixels | 13 MP + 2 MP |
| Flash | LED flash | LED flash | LED Flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama | 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, AF 2 MP, f/2.4, (depth) |
| Video | Yes | Yes, 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, 5 MP [Similar] | 8 MP, f/2.2, 1/4", 1.12µm [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPAHSPA, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP, LE | 4.2, A2DP, LE |
| 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, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0, USB Host | microUSB 2.0 |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Browser | HTML | HTML5 | Yes |
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| Internal | 4 GB, 768 MB RAM | 8 GB, 1 GB RAM | 32 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 32 GB | microSDXC (dedicated slot) |
| USB OTG | - | Supported | Not 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 | Non-removable Li-Po Battery Battery Charging 10W |
| Capacity | 2000 mAh | 2600 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
