The MediaTek Dimensity 920 and Qualcomm Snapdragon 778G 5G are upper mid-range 5G chipsets built on TSMC's 6nm process. Both feature octa-core CPUs, support LPDDR5 memory, UFS 3.1 storage, and advanced AI capabilities. While the Dimensity 920 prioritises power-efficient performance, the Snapdragon 778G 5G offers stronger graphics performance, higher camera support, and faster 5G connectivity.
General
The MediaTek Dimensity 920 and Qualcomm Snapdragon 778G 5G were launched in 2021 for upper mid-range smartphones. Both support 2G, 3G, 4G, and 5G networks, and are manufactured using TSMC's 6nm process for improved performance and power efficiency.
| Specification | MediaTek Dimensity 920 | Qualcomm Snapdragon 778G 5G |
| Brand | MediaTek | Qualcomm |
| Announced | August 2021 | May 2021 |
| Model | MT6877 | SM7325 |
| Segment | Mid-range | Upper mid-range |
| Network support | 2G / 3G / 4G / 5G | 2G / 3G / 4G / 5G |
| Process node | 6nm | 6nm |
| Foundry | TSMC | TSMC |
| CPU architecture | ARMv8.2-A | ARMv8-A |
| 64-bit support | Yes | Yes |
CPU
The CPU architecture determines how efficiently a chipset handles multitasking, gaming, and demanding applications. The Dimensity 920 uses two Cortex-A78 performance cores and six Cortex-A55 efficiency cores, while the Snapdragon 778G 5G features Qualcomm's Kryo 670 CPU based on Cortex-A78 and Cortex-A55 cores for balanced performance.
| Specification | MediaTek Dimensity 920 | Qualcomm Snapdragon 778G 5G |
| CPU cores | 8 | 8 |
| Performance cores | 2 × Cortex-A78 @ up to 2.5GHz | 1 × Kryo 670 Prime @ up to 2.4GHz + 3 × Kryo 670 Gold @ up to 2.2GHz |
| Efficiency cores | 6 × Cortex-A55 @ up to 2.0GHz | 4 × Kryo 670 Silver @ up to 1.9GHz |
| Maximum frequency | Up to 2.5GHz | Up to 2.4GHz |
| Instruction set | ARMv8.2-A | ARMv8-A |
| Process node | 6nm | 6nm |
| 64-bit support | Yes | Yes |
Graphics
Graphics performance influences gaming, video rendering, and multimedia experiences. The MediaTek Dimensity 920 features the Mali-G68 MC4 GPU with MediaTek HyperEngine 3.0, while the Snapdragon 778G 5G uses the Adreno 642L GPU with Snapdragon Elite Gaming technologies for smoother graphics and higher refresh rate gaming.
| Specification | MediaTek Dimensity 920 | Qualcomm Snapdragon 778G 5G |
| GPU | Arm Mali-G68 MC4 | Adreno 642L |
| GPU architecture | Valhall | Adreno architecture |
| Display support | Full HD+ up to 120Hz | Full HD+ up to 144Hz |
| Vulkan | 1.2 | 1.1 |
| OpenGL ES | 3.2 | 3.2 |
| Hardware video acceleration | H.264, H.265 (HEVC), VP9 | H.264, H.265 (HEVC), VP9 |
| Gaming technologies | MediaTek HyperEngine 3.0 | Snapdragon Elite Gaming |
Memory
Both chipsets support LPDDR4X and LPDDR5 RAM, enabling fast app launches and smooth multitasking. They also support UFS 3.1 storage, although the Dimensity 920 additionally supports UFS 2.2 for broader device compatibility.
| Specification | MediaTek Dimensity 920 | Qualcomm Snapdragon 778G 5G |
| Memory type | LPDDR5, LPDDR4X | LPDDR5, LPDDR4X |
| Maximum memory frequency | LPDDR5-6400 | LPDDR5-6400 |
| Memory bus | 4 × 16-bit (64-bit) | 4 × 16-bit (64-bit) |
| Maximum bandwidth | 51.2GB/s | 51.2GB/s |
| Maximum RAM | 16GB | 16GB |
| Storage support | UFS 3.1, UFS 2.2 | UFS 3.1 |
| ECC memory | No | No |
Multimedia (ISP)
The image signal processor (ISP) handles camera performance, video recording, and display capabilities. The Snapdragon 778G 5G offers higher camera resolution support and triple-camera processing, while the Dimensity 920 focuses on efficient imaging and HDR video recording.
| Specification | MediaTek Dimensity 920 | Qualcomm Snapdragon 778G 5G |
| ISP | MediaTek Imagiq 5.0 | Qualcomm Spectra 570L Triple ISP |
| Storage support | UFS 3.1 | UFS 3.1 |
| Maximum display resolution | 2520 × 1080 pixels | Full HD+ |
| Maximum refresh rate | 120Hz | 144Hz |
| Maximum camera resolution | 108MP | 192MP |
| Multi-camera support | Dual camera | Triple camera |
| Video recording | 4K HDR at 30fps | 4K HDR10+ at 30fps |
| Video playback | 4K HDR | 4K HDR |
| Video codecs | H.264, H.265 (HEVC), VP9 | H.264, H.265 (HEVC), VP9 |
| Audio codecs | AAC, AIFF, FLAC, MP3 | AAC, aptX Adaptive, FLAC, LDAC |
Connectivity and network
Both chipsets feature integrated 5G modems with support for standalone (SA) and non-standalone (NSA) networks. The Snapdragon 778G 5G provides faster download speeds and Wi-Fi 6E support, while the Dimensity 920 offers Wi-Fi 6 and reliable dual 5G connectivity.
| Specification | MediaTek Dimensity 920 | Qualcomm Snapdragon 778G 5G |
| Cellular modem | Integrated 5G modem | Snapdragon X53 5G modem |
| 5G support | SA, NSA | SA, NSA |
| Maximum download speed | Up to 2.7Gbps | Up to 3.3Gbps |
| Maximum upload speed | Up to 1.25Gbps | Up to 900Mbps |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6E |
| Bluetooth | 5.2 | 5.2 |
| Navigation | GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC | GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC |
| USB | USB Type-C 3.1 | USB Type-C 3.1 |