CPU A
MediaTek Helio G91
8 cores 2000 MHz 12 nanometers Mali-G52 MP2
Mobile processor comparison
MediaTek Helio G91 vs Qualcomm Snapdragon 821
Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.
CPU B
Qualcomm Snapdragon 821
4 cores 2342 MHz 14 nanometers Adreno 530
Compared fields
42
Different values
38
Quick factual highlights
MediaTek Helio G91
- More CPU cores
- Smaller manufacturing process
- Higher listed GPU clock
Qualcomm Snapdragon 821
- Higher maximum CPU clock
- Higher listed download speed
CPU
| Specification | MediaTek Helio G91 | Qualcomm Snapdragon 821 |
|---|---|---|
| Architecture | 2x 2 GHz - Cortex-A756x 1.8 GHz - Cortex-A55 | 2x 2.342 GHz - Kryo2x 1.6 GHz - Kryo |
| CPU cores | 8 | 4 |
| Clock speed | 2000 MHz | 2342 MHz |
| Instruction set | ARMv8.2-A | ARMv8-A |
| Process technology | 12 nanometers | 14 nanometers |
| Transistors | Not available | 2 billion |
| TDP | 5 W | 11 W |
Cache and memory
| Specification | MediaTek Helio G91 | Qualcomm Snapdragon 821 |
|---|---|---|
| L1 cache | Not available | 64 KB |
| L2 cache | Not available | 3 MB |
| Memory type | LPDDR4X | LPDDR4 |
| Memory frequency | 1800 MHz | 1866 MHz |
| Memory bus | 2x 16 Bit | 4x 16 Bit |
| Maximum bandwidth | 13.41 Gbit/s | 29.8 Gbit/s |
| Maximum memory | 8 GB | 6 GB |
Graphics and AI
| Specification | MediaTek Helio G91 | Qualcomm Snapdragon 821 |
|---|---|---|
| GPU | Mali-G52 MP2 | Adreno 530 |
| GPU architecture | Bifrost 2nd gen | Adreno 500 |
| GPU clock | 1000 MHz | 653 MHz |
| Execution units | Not available | 2 |
| Shaders | 24 | 256 |
| FLOPS | 96 Gigaflops | 519 Gigaflops |
| Vulkan | 1.3 | 1.0 |
| OpenCL | 2.0 | 2.0 |
| DirectX | Not available | 11.2 |
| Neural processor / NPU | MediaTek APU | Hexagon 680 |
Display and media
| Specification | MediaTek Helio G91 | Qualcomm Snapdragon 821 |
|---|---|---|
| Maximum display resolution | 2520 x 1080 | 3840 x 2160 |
| Maximum camera resolution | 1x 108MP, 2x 16MP | 1x 28MP, 2x 13MP |
| Video capture | 2K at 30FPS | 4K at 30FPS |
| Video playback | 2K at 30FPS | 4K at 30FPS |
| Video codecs | - H.264 - H.265 - VP9 | H.264, H.265, VP8, VP9 |
| Audio codecs | - AIFF - CAF - MP3 - MP4 - WAV | AIFF, CAF, MP3, MP4, WAV |
Connectivity
| Specification | MediaTek Helio G91 | Qualcomm Snapdragon 821 |
|---|---|---|
| 4G | LTE Cat. 7 | LTE Cat. 12 |
| 5G | No | No |
| Download speed | Up to 300 Mbps | Up to 600 Mbps |
| Upload speed | Up to 100 Mbps | Up to 150 Mbps |
| Wi-Fi | 5 | 5 |
| Bluetooth | 5.4 | 4.1 |
| Navigation | GPS, GLONASS, Beidou, Galileo | GPS, GLONASS, Beidou, Galileo |
General
| Specification | MediaTek Helio G91 | Qualcomm Snapdragon 821 |
|---|---|---|
| Release | June 2024 | August 2016 |
| Class | Low end | Flagship |
| Model number | Not available | MSM8996 Pro |
| Storage support | eMMC 5.1, UFS 2.1 | eMMC 5.1, UFS 2.0 |
| Devices in database | Not available | 27 |
Real devices
Phones using these processors
Examples found in the existing device catalogue.
MediaTek Helio G91
4G
Redmi 13 4G
- Display
- IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
- RAM
- 6 GB, 8 GB
- Storage
- 128 GB, 256 GB
- Battery
- Li-Ion 5030 mAh
4G
POCO M6 4G
- Display
- IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
- RAM
- 6 GB, 8 GB
- Storage
- 128 GB, 256 GB
- Battery
- Li-Ion 5030 mAh
Qualcomm Snapdragon 821
4G
Samsung SM-G9298
- Display
- Super AMOLED 16M colors 1080 × 1920 pixels (4…
- RAM
- 4 GB
- Storage
- 64 GB
- Battery
- Li-Ion 2300 mAh
PDF manual
Samsung Galaxy Tab S3 WiFi
- Display
- Super AMOLED 2048 × 1536 pixels (9.70 inches)…
- RAM
- 4 GB
- Storage
- 32 GB
- Battery
- Li-Ion 6000 mAh
PDF manual 4G
Samsung Galaxy Tab S3 LTE
- Display
- Super AMOLED 2048 × 1536 pixels (9.70 inches)…
- RAM
- 4 GB
- Storage
- 32 GB
- Battery
- Li-Ion 6000 mAh
PDF manual 4G
LG G Pad 5 10.1 FHD
- Display
- IPS TFT 16M colors 1200 × 1920 pixels (10.10…
- RAM
- 4 GB
- Storage
- 32 GB
- Battery
- Li-Ion 8200 mAh
4G
LG Q9
- Display
- IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
- RAM
- 4 GB
- Storage
- 32 GB, 64 GB
- Battery
- Li-Po 3000 mAh
4G
LG G7+ Fit
- Display
- IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
- RAM
- 4 GB
- Storage
- 64 GB
- Battery
- Li-Ion 3000 mAh
PDF manual 4G
LG G7 Fit
- Display
- IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
- RAM
- 4 GB
- Storage
- 32 GB, 64 GB
- Battery
- Li-Po 3000 mAh
PDF manual 4G
LG G6+ Dual SIM
- Display
- IPS TFT 16M colors 1440 × 2880 pixels (5.70 i…
- RAM
- 4 GB
- Storage
- 128 GB
- Battery
- Li-Ion 3300 mAh
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