| ARM Cortex-A5 32bit | H2 Quad-core 32-bit Cortex-A7 | A64 Quad-core Cortex-A53 64bit | H3 Quad-core Cortex-A7 H.265/HEVC 4K |
| Separate graphic processor, Vivante's GC860 | Mali400MP2 GPU @600MHz, Supports OpenGL ES 2.0 | Mali400MP2 GPU , Supports OpenGL ES 2.0 and OpenVG1.1 | Mali400MP2 GPU @600MHz, Supports OpenGL ES 2.0 |
| Integrated 256MB LPDDR2 SDRAM | 256MB DDR3 (shared with GPU) | 2GB DDR3 (shared with GPU) | 2GB DDR3 (shared with GPU) |
| TF card / Integrated 512MB 8Bit 1.8V 4K SLC Nand Flash | TF card (Max. 32GB) / Spi flash(16MB) | TF card (Max. 64GB) / eMMC (default empty), NOR flash (2MB) | TF card (Max. 64GB) / MMC card slot, 16GB EMMC Flash |
| RDA5991, WIFI+BT | Realtek RTL8189FTV, IEEE 802.11 b/g/n | AP6212, IEEE 802.11 b/g/n | Realtek RTL8189FTV, IEEE 802.11 b/g/n |
| One USB 2.0 HOST, One USB 2.0 OTG | USB2 Over 13pin port | Four USB 2.0 HOST, one USB 2.0 OTG | Three USB 2.0 HOST, one USB 2.0 OTG , (without external USB hub chip) |
| - | Supports external board via 13pins | 3.5mm Jack and HDMISupports HDMI output with HDCP, Supports HDMI CEC, Supports HDMI 30 function, MIPI LCD | 3.5mm Jack and HDMISupports simultaneous output of HDMI and CVBS |
| A CSI input connector Camera | MIC over 13pin port | CSI camera connectorMIC, 3.5 mm Jack | CSI camera connectorMIC |
| USB OTG can supply power | USB OTG can supply power | DC input can supply power, USB OTG input can supply power, Battery input can supply power | DC input can supply power, but USB OTG input don’t supply power |
| Power Button(SW602) | Power Button(SW602) | Power button(SW2), Reset Button(SW4) | Power button: Next to Reset button, UBoot button (optional): Behind HDMI connector |
| 40Pin | 26Pins Header , 13 Pins Header, with 2x USB, IR pin, AUDIO(MIC, AV) | 40 Pins Header, compatible with Raspberry Pi B+ | 40Pins Header, compatible with Raspberry Pi B+ |
| Power led | Power led & Status led | Power led & Status led | Power led & Status led |
| Android, Ubuntu, Debian Image | Android4.4ArmbianDebianLubuntu | Android, Ubuntu, Debian, Rasberry Pi Image | Android, Ubuntu, Debian, Rasberry Pi Image |
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