Side by side comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and ASUS ROG Zephyrus Duo 16 (GX650PY). 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 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 Duo 16 (GX650PY) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
powerful gaming performance
high-resolution main display
ample storage options
advanced cooling system
high price point
bulkier than competitors
average battery life
limited port selection
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | 35.5 cm x 26.6 cm x 2.97 cm |
| Weight | 1.78 kg | 2.67 kg |
| Case Material | Aluminium (top), polycarbonate ABS (bottom) | - |
| Colour | Black | Off black |
| DISPLAY | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Screen Size (Type) | 15.6" - IPS | 16" |
|---|---|---|
| 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. | - | 240 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 1100 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Features | Anti-glare, 170° viewing angle | Anti-glare, 3 ms response rate, FreeSync Premium Pro Technology, Pantone Validated, Dolby Vision, VESA DisplayHDR 1000 |
| PROCESSOR | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| CPU | AMD Ryzen 5 5625U / 2.3 GHz | AMD Ryzen 9 7945HX / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.3 GHz | 5.4 GHz |
| Number of Cores | 6-core | 16-core |
| Cache | L3 - 16 MB | L3 - 64 MB |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| RAM | 8 GB (provided memory is soldered) | 32 GB |
|---|---|---|
| Max RAM Supported | 40 GB | - |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 2 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | NVIDIA GeForce RTX 4090 / AMD Radeon 610M |
| Max Monitors Supported | 2 external monitor(s) | - |
| Video Memory | - | 16 GB GDDR6 SDRAM |
| Video System Features | - | ROG Boost, Dynamic Boost, MUX Switch |
| Gaming | - | Yes |
| Camera | Yes - 1080p | Yes - 1080p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Six speakers, 3-microphone array |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
| Audio Features | Harman-branded | Output: Smart Amplification technology; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | 2.5 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 Duo 16 (GX650PY) |
|---|
| Technology | Lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 90 Wh |
| Battery Life | Up to 16.5 hours | - |
| AC ADAPTER | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 330 Watt, 19.5 V, 16.9 A |
| INPUT | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, NumberPad, ScreenPad Plus |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Chiclet keyboard, N-key rollover, per-key RGB, 14" 4K UHD (3840 x 1100) touch display, 1.7mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| 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 USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 2 HDMI 2.1 LAN USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) |
| Memory Card Reader | - | Yes (microSD, microSDXC UHS-II) |
| SOFTWARE | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 11 Home |
|---|
| MISCELLANEOUS | Lenovo ThinkPad E15 Gen 4 (21ED) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Included Accessories | USB-C power adapter | Power adapter, palm rest |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware 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 | System password, ASUS Aura Sync technology, Thermal Grizzly Conductonaut, Active Aerodynamic System Plus (AAS Plus), Arc Flow Fans |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) | TUV Rheinland Low Blue Light Certification |
| 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 |
- |
| Model Number | - | NM010W |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
