ASUS ROG Zephyrus Duo 16 (GX650PY) vs. Lenovo ThinkPad L14 Gen 4 (21H2)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of ASUS ROG Zephyrus Duo 16 (GX650PY) and Lenovo ThinkPad L14 Gen 4 (21H2). 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.

ASUS ROG Zephyrus Duo 16 (GX650PY) Review

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

Lenovo ThinkPad L14 Gen 4 (21H2) Review

Advantages and disadvantages of Lenovo ThinkPad L14 Gen 4 (21H2) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good battery life

solid performance

adequate connectivity options

mediocre display quality

heavier than competitors

limited graphics performance

higher price point

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus Duo 16 (GX650PY) and Lenovo ThinkPad L14 Gen 4 (21H2)
86 % - Design
92 % - Display
92 % - Performance
85 % - Connectivity
75 % - Battery
82 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus Duo 16 (GX650PY) vs. Lenovo ThinkPad L14 Gen 4 (21H2) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.5 cm x 26.6 cm x 2.97 cm 32.54 cm x 21.7 cm x 1.983 cm
Weight 2.67 kg 1.4 kg
Case Material - Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Off black Thunder black
DISPLAY ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Screen Size (Type) 16" 14" - IPS
LCD Backlight Technology Mini LED backlight -
Screen Resolution 2560 x 1600 (WQXGA) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. 240 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 1100 cd/m² 250 cd/m²
Colour Gamut 100% DCI-P3 45% NTSC
Features Anti-glare, 3 ms response rate, FreeSync Premium Pro Technology, Pantone Validated, Dolby Vision, VESA DisplayHDR 1000 Anti-glare
PROCESSOR ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
CPU AMD Ryzen 9 7945HX / 2.5 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 5.4 GHz 4.6 GHz
Number of Cores 16-core 10-core
Cache L3 - 64 MB 12 MB
Features - Integrated memory controller
MEMORY ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
RAM 32 GB 16 GB (2 x 8 GB)
Max RAM Supported - 64 GB
RAM Type DDR5 SDRAM DDR4 SDRAM
Speed - 3200 MHz
Rated Speed - 3200 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 2
Empty Slots - 0
STORAGE ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Main Storage Size (HDD/SSD) 2 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia
AUDIO & VIDEO ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 4090 / AMD Radeon 610M Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 16 GB GDDR6 SDRAM -
Video System Features ROG Boost, Dynamic Boost, MUX Switch Functions as Intel UHD graphics (for single-channel memory)
Gaming Yes -
Camera Yes - 1080p Yes - 1080p
Camera Features 30 frames per second Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Sound Six speakers, 3-microphone array Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio
Audio Features Output: Smart Amplification technology; Input: AI noise cancelling Input: Dolby Voice, far-field
COMMUNICATIONS ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
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 - M.2 Card
Network Interface 2.5 Gigabit Ethernet Gigabit Ethernet
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Technology 4-cell Lithium Ion 3-cell lithium polymer
Battery Capacity (Size) 90 Wh 46.5 Wh
AC ADAPTER ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 330 Watt, 19.5 V, 16.9 A 65 Watt
INPUT ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Type Keyboard, NumberPad, ScreenPad Plus Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes (RGB) -
Features Chiclet keyboard, N-key rollover, per-key RGB, 14" 4K UHD (3840 x 1100) touch display, 1.7mm travel distance Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Interfaces 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)
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)
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (microSD, microSDXC UHS-II) Yes (microSD)
SOFTWARE ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Operating System (OS) Windows 11 Home Windows 11 Pro
MISCELLANEOUS ASUS ROG Zephyrus Duo 16 (GX650PY) Lenovo ThinkPad L14 Gen 4 (21H2)
Included Accessories Power adapter, palm rest USB-C power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features System password, ASUS Aura Sync technology, Thermal Grizzly Conductonaut, Active Aerodynamic System Plus (AAS Plus), Arc Flow Fans Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards TUV Rheinland Low Blue Light Certification 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%
Model Number NM010W -
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