ManualUser Guide
Mobile processor comparison

Qualcomm Snapdragon 660 vs MediaTek Helio G99

Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.

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Compared fields 41
Different values 31
Quick factual highlights
Qualcomm Snapdragon 660 No safely comparable numerical advantage detected.
MediaTek Helio G99
  • Smaller manufacturing process
  • Higher listed GPU clock
Side-by-side specifications

Detailed comparison

CPU

SpecificationQualcomm Snapdragon 660MediaTek Helio G99
Architecture 4x 2.2 GHz - Kryo 260 Gold (Cortex-A73)4x 1.84 GHz - Kryo 260 Silver (Cortex-A53) 2x 2.2 GHz - Cortex-A766x 2 GHz - Cortex-A55
CPU cores 8 8
Clock speed 2200 MHz 2200 MHz
Instruction set ARMv8-A ARMv8.2-A
Process technology 14 nanometers 6 nanometers
Transistors 1.75 billion Not available
TDP 9 W Not available

Cache and memory

SpecificationQualcomm Snapdragon 660MediaTek Helio G99
L2 cache 2 MB Not available
Memory type LPDDR4X LPDDR4X
Memory frequency 1866 MHz 4266 MHz
Memory bus 2x 16 Bit 2x 16 Bit
Maximum bandwidth 13.9 Gbit/s 17.1 Gbit/s
Maximum memory 8 GB 10 GB

Graphics and AI

SpecificationQualcomm Snapdragon 660MediaTek Helio G99
GPU Adreno 512 Mali-G57 MC2
GPU architecture Adreno 500 Valhall
GPU clock 850 MHz 1000 MHz
Execution units 1 2
Shaders 128 32
FLOPS 217 Gigaflops Not available
Vulkan 1.1 1.1
OpenCL 2.0 2.0
DirectX 12 12
Neural processor / NPU Hexagon 680 Yes

Display and media

SpecificationQualcomm Snapdragon 660MediaTek Helio G99
Maximum display resolution 2560 x 1600 2520 x 1080
Maximum camera resolution 1x 48MP, 2x 16MP 1x 108MP, 2x 16MP
Video capture 4K at 30FPS 2K at 30FPS
Video playback 4K at 30FPS 2K at 30FPS
Video codecs H.264, H.265, VP8, VP9 H.264, H.265, VP9
Audio codecs AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC AAC, AIFF, CAF, MP3, MP4, WAV

Connectivity

SpecificationQualcomm Snapdragon 660MediaTek Helio G99
4G LTE Cat. 12 LTE Cat. 13
5G No No
Download speed Up to 600 Mbps Not available
Upload speed Up to 150 Mbps Not available
Wi-Fi 5 5
Bluetooth 5.0 5.2
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, SBAS, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

General

SpecificationQualcomm Snapdragon 660MediaTek Helio G99
Release May 2017 May 2022
Class Mid range Mid range
Model number SM6115 Not available
Storage support eMMC 5.1, UFS 2.1 UFS 2.2
Devices in database 56 10
Real devices

Phones using these processors

Examples found in the existing device catalogue.

Qualcomm Snapdragon 660

4G
Samsung Galaxy A6s
Samsung

Samsung Galaxy A6s

2.9
Smartphone
Display
IPS TFT 16.7M colors 1080 × 2160 pixels (5.99…
RAM
6 GB
Storage
64 GB, 128 GB
Battery
Li-Ion 3300 mAh
View details
PDF manual 4G
Samsung Galaxy A9s
Samsung

Samsung Galaxy A9s

3.2
Smartphone
Display
Super AMOLED 16M colors 1080 × 2220 pixels (6…
RAM
6 GB, 8 GB
Storage
128 GB
Battery
Li-Ion 3800 mAh
View details PDF
PDF manual 4G
Samsung Galaxy A9
Samsung

Samsung Galaxy A9

3.4
Smartphone
Display
Super AMOLED 16M colors 1080 × 2220 pixels (6…
RAM
6 GB, 8 GB
Storage
128 GB
Battery
Li-Ion 3800 mAh
View details PDF
4G
Samsung Galaxy A9 Star
Samsung

Samsung Galaxy A9 Star

3.1
Smartphone
Display
Super AMOLED 16M colors 1080 × 2220 pixels (6…
RAM
4 GB
Storage
64 GB
Battery
Li-Ion 3700 mAh
View details
PDF manual 4G
Huawei Y Max
Huawei

Huawei Y Max

3.2
Display
IPS TFT 16M colors 1080 × 2244 pixels (7.12 i…
RAM
4 GB
Storage
64 GB, 128 GB
Battery
Li-Po 5000 mAh
View details PDF
4G
Huawei Enjoy Max
Huawei

Huawei Enjoy Max

2.9
Smartphone
Display
IPS TFT 16M colors 1080 × 2244 pixels (7.12 i…
RAM
4 GB
Storage
64 GB, 128 GB
Battery
Li-Po 5000 mAh
View details
PDF manual 4G
Nokia 7.2
Nokia

Nokia 7.2

3.5
Smartphone
Display
IPS TFT 16M colors 1080 × 2340 pixels (6.30 i…
RAM
4 GB, 6 GB
Storage
64 GB, 128 GB
Battery
Li-Ion 3500 mAh
View details PDF

MediaTek Helio G99

4G
Oppo Pad Neo
Oppo

Oppo Pad Neo

3.0
Tablet
Display
LTPS TFT 1.07G colors, 90 Hz, 1720 × 2408 pix…
RAM
8 GB
Storage
128 GB
Battery
Li-Ion 8000 mAh
View details
4G
Oppo Pad Air2
Oppo

Oppo Pad Air2

3.0
Tablet
Display
LTPS TFT 1.07G colors, 90 Hz, 1720 × 2408 pix…
RAM
8 GB
Storage
256 GB
Battery
Li-Ion 8000 mAh
View details
4G
Oppo Reno8 T 4G
Oppo

Oppo Reno8 T 4G

3.0
Smartphone
Display
AMOLED, 90 Hz, 1080 × 2400 pixels (6.43 inche…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 5000 mAh
View details
4G
Vivo V25e
Vivo

Vivo V25e

2.9
Smartphone
Display
AMOLED 16M colors 1080 × 2404 pixels (6.44 in…
RAM
8 GB
Storage
256 GB
Battery
Li-Ion 4500 mAh
View details
4G
Motorola Moto G72 Dual SIM
Motorola

Motorola Moto G72 Dual SIM

3.6
Smartphone
Display
POLED, 120 Hz, 1080 × 2460 pixels (6.55 inche…
RAM
6 GB
Storage
128 GB
Battery
Li-Ion 5000 mAh
View details
Lenovo Tab Plus 11.5 2024
Lenovo

Lenovo Tab Plus 11.5 2024

3.3
Tablet
Display
IPS TFT 16.7M colors, 90 Hz, 1200 × 2000 pixe…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Po 8600 mAh
View details
4G
Lenovo Erazer K30 Pad 12.6
Lenovo

Lenovo Erazer K30 Pad 12.6

3.2
Tablet
Display
IPS TFT 16.7M colors 1600 × 2560 pixels (12.6…
RAM
6 GB, 8 GB, 12 GB
Storage
128 GB, 256 GB, 512 GB
Battery
Li-Ion 12000 mAh
View details
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