Side by side comparison and review of ASUS ROG Zephyrus G15 (GA503RX) and Lenovo ThinkPad L13 Gen 4 (21FG). 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 (GA503RX) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
lightweight, portable design
excellent thermal management
long battery life
high price point
no webcam included
limited port selection
average speaker quality
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 (GA503RX) | 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 | Moonlight white | Thunder black |
| DISPLAY | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Screen Size (Type) | 15.6" | 13.3" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1440 (WQHD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | 240 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | 100% DCI-P3 | 45% NTSC |
| Features | Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level | Anti-glare, 170° viewing angle |
| PROCESSOR | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| CPU | AMD Ryzen 9 6900HS / 3.3 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 4.6 GHz |
| Number of Cores | 8-core | 10-core |
| Cache | L3 - 16 MB | 12 MB |
| Features | - | Integrated memory controller |
| MEMORY | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| RAM | 32 GB (1 x 16 GB + 16 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 48 GB | - |
| RAM Type | DDR5 SDRAM | LPDDR5 SDRAM |
| Speed | 4800 MHz | 4800 MHz |
| Rated Speed | - | 4800 MHz |
| Form Factor | SO-DIMM 262-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 4.0 - 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 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3080 Ti / AMD Radeon 680M | Intel Iris Xe Graphics |
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 16 GB GDDR6 SDRAM | - |
| Video System Features | NVIDIA Optimus, ROG Boost, Dynamic Boost | Functions as Intel UHD graphics (for single-channel memory) |
| Gaming | Yes | - |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | IR camera, Windows Hello | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Two tweeters, two woofers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio Premium |
| Audio Features | Noise-cancellation technology, Smart Amp | Input: Dolby Voice |
| COMMUNICATIONS | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 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 (GA503RX) | 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 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 20 V, 12 A | 65 Watt |
| INPUT | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Interfaces | Headphone/microphone combo jack 2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 2 HDMI LAN |
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, microSDXC UHS-II) | - |
| SOFTWARE | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Pro - English |
|---|
| MISCELLANEOUS | ASUS ROG Zephyrus G15 (GA503RX) | Lenovo ThinkPad L13 Gen 4 (21FG) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | - | 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, ErgoLift | 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 | LN006W | - |
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