The Snapdragon 4 Gen 2 and Snapdragon 732G are Qualcomm mobile processors designed for different smartphone segments. The Snapdragon 4 Gen 2 is a newer 5G chipset built on an efficient 4nm process, offering LPDDR5 memory support and UFS 3.1 storage. In comparison, the Snapdragon 732G targets premium 4G smartphones with Snapdragon Elite Gaming, a more capable GPU, and enhanced multimedia features. These differences affect gaming performance, photography, multitasking, connectivity, and overall user experience.
General
The Snapdragon 4 Gen 2 is Qualcomm's first Snapdragon 4-series chipset built on a 4nm process and features the Snapdragon X61 5G Modem-RF System. The Snapdragon 732G uses an 8nm process and is designed for premium 4G smartphones, offering Snapdragon Elite Gaming technologies, the Snapdragon X15 LTE modem, and a more advanced AI engine.
| Specification | Snapdragon 4 Gen 2 | Snapdragon 732G |
| Launch date | June 2023 | August 2020 |
| Brand | Qualcomm | Qualcomm |
| Model | SM4450 | SM7150-AC |
| Target segment | Budget | Upper mid-range |
| Network | 5G | 4G LTE |
| Manufacturing process | 4nm | 8nm |
| Foundry | Samsung | Samsung |
| AI engine | Qualcomm AI Engine | 5th Gen Qualcomm AI Engine |
| DSP | Qualcomm Hexagon Processor | Qualcomm Hexagon 692 Processor |
| Security | Qualcomm Secure Processing Unit (SPU) | Qualcomm Secure Processing Unit (SPU) |
CPU
The Snapdragon 4 Gen 2 features an octa-core Qualcomm Kryo CPU designed for efficient everyday performance and lower power consumption. The Snapdragon 732G uses the Qualcomm Kryo 470 CPU with faster performance cores, making it better suited for multitasking, gaming, and demanding mobile applications.
| Specification | Snapdragon 4 Gen 2 | Snapdragon 732G |
| CPU | Qualcomm Kryo CPU | Qualcomm Kryo 470 CPU |
| CPU architecture | 64-bit | 64-bit |
| Core count | 8 | 8 |
| Performance cores | 2 cores up to 2.2GHz | 2 Kryo 470 Gold cores up to 2.3GHz |
| Efficiency cores | 6 cores up to 2.0GHz | 6 Kryo 470 Silver cores up to 1.8GHz |
| Maximum clock speed | Up to 2.2GHz | Up to 2.3GHz |
| Process technology | 4nm | 8nm |
| AI processing | Qualcomm AI Engine | 5th Gen Qualcomm AI Engine |
| Security | Qualcomm Secure Processing Unit (SPU) | Qualcomm Secure Processing Unit (SPU) |
Graphics
Both chipsets feature Qualcomm Adreno GPUs for gaming and multimedia processing. The Snapdragon 4 Gen 2 is designed for efficient everyday gaming, while the Snapdragon 732G includes Snapdragon Elite Gaming technologies and the Adreno 618 GPU, delivering better graphics performance in supported games.
| Specification | Snapdragon 4 Gen 2 | Snapdragon 732G |
| GPU | Qualcomm Adreno GPU | Qualcomm Adreno 618 GPU |
| Snapdragon Elite Gaming | No | Yes |
| Graphics API | Vulkan 1.1, OpenGL ES 3.2, OpenCL 2.0 FP | Vulkan 1.1, OpenGL ES 3.2, OpenCL 2.0 FP |
| Hardware-accelerated graphics | Yes | Yes |
| Hardware video acceleration | Yes | Yes |
| HDR gaming | Supported | Supported |
| Maximum display refresh rate | Up to 120Hz | Up to 120Hz |
| AI-assisted graphics | Qualcomm AI Engine | Qualcomm AI Engine |
Memory
The Snapdragon 4 Gen 2 supports LPDDR5 memory and UFS 3.1 storage for faster data transfer and improved responsiveness. The Snapdragon 732G supports LPDDR4X memory and UFS 2.1 storage, providing reliable performance for everyday multitasking and media consumption.
| Specification | Snapdragon 4 Gen 2 | Snapdragon 732G |
| Memory type | LPDDR4X, LPDDR5 | LPDDR4X |
| Maximum memory speed | LPDDR5 up to 6400 MT/s, LPDDR4X up to 4266 MT/s | LPDDR4X up to 4266 MT/s |
| Memory bus | 2 × 16-bit | 2 × 16-bit |
| Memory bandwidth | Up to 25.6GB/s | Up to 17GB/s |
| Storage support | UFS 3.1 | UFS 2.1 |
| AI memory optimisation | Qualcomm AI Engine | 5th Gen Qualcomm AI Engine |
Multimedia (ISP)
Both processors include Qualcomm Spectra image signal processors for photography and video recording. The Snapdragon 4 Gen 2 supports modern imaging features for 5G smartphones, while the Snapdragon 732G offers higher camera resolution support and 4K HDR video recording for more advanced photography.
| Specification | Snapdragon 4 Gen 2 | Snapdragon 732G |
| ISP | Qualcomm Spectra ISP | Qualcomm Spectra 350 ISP |
| ISP bit depth | Triple 12-bit ISP | Dual 14-bit Qualcomm Spectra 350 ISP |
| Maximum camera resolution | Up to 108MP | Up to 192MP |
| Video capture | Up to 1080p at 60fps | Up to 4K HDR at 30fps |
| Video playback | H.264, H.265 (HEVC), VP9 | Up to 4K HDR playback |
| HDR capture | Yes | Yes |
| Slow-motion video | Up to 720p at 120fps | Up to 720p at 240fps |
| Maximum display resolution | FHD+ | FHD+ |
| Maximum display refresh rate | Up to 120Hz | Up to 120Hz |
| AI camera features | Qualcomm AI Engine | 5th Gen Qualcomm AI Engine |
Connectivity and network
The Snapdragon 4 Gen 2 features the Snapdragon X61 5G Modem-RF System with Sub-6GHz 5G support and faster network speeds. The Snapdragon 732G relies on the Snapdragon X15 LTE modem for high-speed 4G connectivity. Both chipsets support Bluetooth 5.1, dual SIM functionality, USB connectivity, and multiple satellite navigation systems.
| Specification | Snapdragon 4 Gen 2 | Snapdragon 732G |
| Modem | Snapdragon X61 5G Modem-RF System | Snapdragon X15 LTE Modem |
| Network support | 5G SA/NSA, 4G LTE | 4G LTE |
| Peak download speed | Up to 2.5Gbps | Up to 800Mbps |
| Peak upload speed | Up to 900Mbps | Up to 150Mbps |
| 5G support | Sub-6GHz | No |
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 6 Ready (802.11ax) |
| Bluetooth | Bluetooth 5.1 | Bluetooth 5.1 |
| Navigation | GPS, GLONASS, Galileo, BeiDou, NavIC, QZSS | GPS, GLONASS, Galileo, BeiDou, NavIC, QZSS |
| USB | USB 3.2 | USB 3.1 |
| Dual SIM | Supported | Supported |
