Detailed comparison and review of ASUS ROG Zephyrus G15 (GA503QS) and Lenovo ThinkPad L13 Gen 4 (21FG). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of ASUS ROG Zephyrus G15 (GA503QS) 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
premium price tag
no webcam included
limited port selection
loud under load
Advantages and disadvantages of Lenovo ThinkPad L13 Gen 4 (21FG) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good battery life
reliable performance
compact and portable
average display brightness
limited graphics power
no thunderbolt support
higher price point
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.5 cm x 24.3 cm x 1.99 cm | 30.5 cm x 21.8 cm x 1.723 cm |
| Weight | 1.9 kg | 1.26 kg |
| Case Material | - | Aluminium (top), glass-fibre reinforced plastic (bottom) |
| Colour | Eclipse grey | Thunder black |
| DISPLAY | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Screen Size (Type) | 15.6" | 13.3" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | 144 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC, 47.34% Adobe RGB, 62.5% sRGB | 45% NTSC |
| Features | Anti-glare, FreeSync Technology, ±85° horizontal viewing angle, ±85° vertical viewing angle, IPS-level | Anti-glare, 170° viewing angle |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| CPU | AMD Ryzen 7 5800HS / 2.8 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.6 GHz |
| Number of Cores | 8-core | 10-core |
| Cache | 16 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Features | - | Integrated memory controller |
| MEMORY | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 24 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 3200 MHz | 4800 MHz |
| Rated Speed | - | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3080 / AMD Radeon Graphics | Intel Iris Xe Graphics |
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 8 GB GDDR6 SDRAM | - |
| Video System Features | NVIDIA Optimus | Functions as Intel UHD graphics (for single-channel memory) |
| Gaming | Yes | - |
| Camera | - | Yes - 1080p |
| Camera Features | - | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Stereo speakers, two tweeters, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio Premium |
| Audio Features | Smart Amplification technology | Input: Dolby Voice |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | - |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Technology | 4-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 46 Wh |
| AC ADAPTER | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 200 Watt, 20 V, 10 A | 65 Watt |
| INPUT | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Interfaces | 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 |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (4K support) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 11 Pro - English |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA503QS) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | System password | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | - | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site - response time: next business day |
| Model Number | HN013T | - |
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