Side by side comparison and review of ASUS ROG Zephyrus G15 (GA502IU) and ASUS ROG Zephyrus G15 (GA503QM). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA502IU) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful AMD processor
high refresh rate screen
lightweight and portable
solid battery life
effective cooling system
mediocre webcam quality
no Thunderbolt support
limited storage capacity
average color accuracy
Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA503QM) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
lightweight and portable
efficient cooling system
long battery life
expensive price point
no webcam included
limited port selection
average speaker quality
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 25.2 cm x 1.99 cm | 35.5 cm x 24.3 cm x 1.99 cm |
| Weight | 2.1 kg | 1.9 kg |
| Colour | - | Moonlight white |
| DISPLAY | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 144 Hz | 144 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Colour Gamut | 47.34% Adobe RGB, 62.5% sRGB | 47.34% Adobe RGB, 62.5% sRGB |
| Features | Anti-glare | Anti-glare, FreeSync Technology, IPS-level |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| CPU | AMD Ryzen 7 4800HS / 2.9 GHz | AMD Ryzen 9 5900HS / 3 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.6 GHz |
| Number of Cores | 8-core | 8-core |
| Cache | L3 - 8 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| MEMORY | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 48 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce GTX 1660 Ti / AMD Radeon Vega Graphics | NVIDIA GeForce RTX 3060 |
| Video Memory | 6 GB GDDR6 SDRAM | 6 GB GDDR6 SDRAM |
| Video System Features | Max-Q design | ROG Boost, NVIDIA Resizable BAR, Dynamic Boost 2.0 |
| Gaming | Yes | Yes |
| Sound | Stereo speakers, array microphone | Two tweeters, four woofers, array microphone |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | Smart Amplification technology | Noise-cancellation technology, Smart Amplification technology |
| VR Ready | Yes | - |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Compliant Standards | - | Wi-Fi CERTIFIED 6 |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Technology | 4-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 90 Wh |
| AC ADAPTER | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 180 Watt, 20 V, 9 A | 200 Watt, 20 V, 10 A |
| INPUT | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard, ASUS Overstroke technologie, N-key rollover | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Interfaces | Headphone/microphone combo jack 3 x USB 3.2 Gen 1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) LAN HDMI |
Headphone/microphone combo jack 2 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) LAN HDMI |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home |
|---|---|---|
| Software Included | Sonic Studio III, Armoury Crate, GameVisual, GameFirst VI | Microsoft 365 (30 days trial), ROG Armoury Crate |
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA502IU) | ASUS ROG Zephyrus G15 (GA503QM) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | - | Fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | 65W power delivery | System password |
| SAR Value | 0.014 W/kg (body), 0.014 W/kg (limb) | - |
| Model Number | AL014T | HN170T |
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