Detailed comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and ASUS ROG Zephyrus G14 (GA402XZ). 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 Lenovo ThinkPad E15 Gen 4 (21ED) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
affordable price
average display quality
limited graphics power
moderate battery life
noisy under load
Advantages and disadvantages of ASUS ROG Zephyrus G14 (GA402XZ) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
compact, lightweight design
high refresh rate display
good battery life
innovative cooling system
limited port selection
no webcam included
expensive price point
average speaker quality
DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | 31.2 cm x 22.7 cm x 2.05 cm |
Weight | 1.78 kg | 1.72 kg |
Case Material | Aluminium (top), polycarbonate ABS (bottom) | - |
Colour | Black | Eclipse grey |
DISPLAY | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Screen Size (Type) | 15.6" - IPS | 14" |
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LCD Backlight Technology | LED backlight | Mini LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1600 (WQXGA) |
V-Sync Rate at Max Res. | - | 165 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:10 |
Image Brightness | 300 cd/m² | 500 cd/m² |
Colour Gamut | - | 100% DCI-P3 |
Features | Anti-glare, 170° viewing angle | Anti-glare, NVIDIA G-SYNC compatible, 3 ms response rate, Pantone Validated, Dolby Vision, 91% screen-to-body ratio, VESA DisplayHDR 600, Nebula HDR Engine |
PROCESSOR | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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CPU | AMD Ryzen 5 5625U / 2.3 GHz | AMD Ryzen 9 7940HS / 4 GHz |
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Max Turbo Speed | 4.3 GHz | 5.2 GHz |
Number of Cores | 6-core | 8-core |
Cache | L3 - 16 MB | L3 - 16 MB |
Features | Integrated memory controller | - |
MEMORY | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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RAM | 8 GB (provided memory is soldered) | 32 GB (1 x 16 GB + 16 GB (soldered)) |
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Max RAM Supported | 40 GB | 32 GB |
RAM Type | DDR4 SDRAM | DDR5 SDRAM |
Speed | 3200 MHz | - |
Rated Speed | 3200 MHz | - |
Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
Slots Qty | 1 | 1 |
Empty Slots | 1 | 0 |
STORAGE | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | AMD Radeon Graphics | NVIDIA GeForce RTX 4080 / AMD Radeon 780M |
Max Monitors Supported | 2 external monitor(s) | - |
Video Memory | - | 12 GB GDDR6 SDRAM |
Gaming | - | Yes |
Camera | Yes - 1080p | Yes - 1080p |
Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | IR camera, Windows Hello |
Sound | Stereo speakers, dual array microphone | Four speakers, 3-microphone array |
Codec | Realtek ALC3287 | - |
Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
Audio Features | Harman-branded | Output: Smart Amplification technology, Hi-Res Audio; Input: AI noise cancelling |
COMMUNICATIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
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Wireless Controller | M.2 Card | - |
Network Interface | Gigabit Ethernet | - |
Ethernet Controller | Realtek RTL8111H-CG | - |
Features | Wake-on-LAN (WOL), dual stream (2x2) | Dual stream (2x2) |
BATTERY | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Technology | Lithium polymer | 4-cell Lithium Ion |
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Battery Capacity (Size) | 57 Wh | 76 Wh |
Battery Life | Up to 16.5 hours | - |
AC ADAPTER | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt | 240 Watt, 20 V, 12 A |
INPUT | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
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Numeric Keypad | Yes | - |
Keyboard Backlight | Yes | Yes (RGB) |
Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Macro function, chiclet keyboard, ASUS Aura Sync RGB LED, 1 RGB zone, ASUS Overstroke technology |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Slots | 2 x M.2 Card (1 free) | - |
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Interfaces | USB 2.0 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
Headphone/microphone combo jack HDMI 2.1 2 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) USB4/DisplayPort 1.4 (Power Delivery) |
Memory Card Reader | - | Yes (microSDXC UHS-II) |
SOFTWARE | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Operating System (OS) | Windows 11 Pro - English | Windows 11 Home |
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MISCELLANEOUS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus G14 (GA402XZ) |
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Included Accessories | USB-C power adapter | Power adapter |
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Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM) Security Chip |
Security Slot Type | Kensington security slot | - |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
Features | Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password | Vapor chamber cooling system, ErgoLift, Thermal Grizzly Conductonaut, BIOS protection, AniMe Matrix lighting, ROG Intelligent Cooling, 0dB Ambient Cooling |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) | - |
ENERGY STAR Certified | Yes | - |
EPEAT Compliant | EPEAT Gold | - |
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 |
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