Lenovo ThinkPad T15g Gen 1 (20US) vs. ASUS ROG Zephyrus Duo 15 SE (GX551QR)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad T15g Gen 1 (20US) and ASUS ROG Zephyrus Duo 15 SE (GX551QR). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Lenovo ThinkPad T15g Gen 1 (20US) Review

Advantages and disadvantages of Lenovo ThinkPad T15g Gen 1 (20US) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful graphics capabilities

robust build quality

high-resolution display

advanced security features

good thermal management

heavy and bulky

expensive price point

average battery life

limited color accuracy

ASUS ROG Zephyrus Duo 15 SE (GX551QR) Review

Advantages and disadvantages of ASUS ROG Zephyrus Duo 15 SE (GX551QR) based on its technical characteristics, features, user experience, expert reviews and price level.

innovative dual-screen design

powerful gaming performance

high refresh rate display

ample connectivity options

premium build quality

high price point

short battery life

heavy and bulky

loud under load

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T15g Gen 1 (20US) and ASUS ROG Zephyrus Duo 15 SE (GX551QR)
85 % - Design
85 % - Display
85 % - Performance
84 % - Connectivity
75 % - Battery
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T15g Gen 1 (20US) vs. ASUS ROG Zephyrus Duo 15 SE (GX551QR) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Product Type Notebook Notebook
Dimensions (WxDxH) 37.54 cm x 25.23 cm x 3.145 cm 36 cm x 26.8 cm x 2.09 cm
Weight 2.74 kg 2.48 kg
Case Material Glass-fibre, glass-fibre reinforced plastic, polyphenylene sulfide Metal
Colour Black -
DISPLAY Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Screen Size (Type) 15.6" - IPS 15.6"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 300 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² -
Colour Gamut 72% NTSC 100% sRGB, 75.35% Adobe RGB
Features Anti-glare, 160° viewing angle, 72% NTSC colour gamut Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level
PROCESSOR Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
CPU Intel Core i7 (10th Gen) 10850H / 2.7 GHz AMD Ryzen 9 5980HX / 3.3 GHz
Max Turbo Speed 5.1 GHz 4.8 GHz
Number of Cores 6-core 8-core
Cache 12 MB L3 - 16 MB
64-bit Computing Yes -
Chipset Mobile Intel WM490 -
Features Integrated memory controller -
MEMORY Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
RAM 16 GB (1 x 16 GB) 32 GB (1 x 16 GB + 16 GB (soldered))
Max RAM Supported 128 GB 48 GB
RAM Type DDR4 SDRAM - non-ECC DDR4 SDRAM
Speed 2933 MHz 3200 MHz
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 4 -
Empty Slots 3 -
STORAGE Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - SK Hynix 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe)
RAID Level RAID 0, RAID 1 -
AUDIO & VIDEO Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Multi-GPU Configuration 1 single GPU card / integrated GPU 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA GeForce RTX 2070 SUPER / Intel UHD Graphics NVIDIA GeForce RTX 3070 / AMD Radeon Vega
Video Memory 8 GB GDDR6 SDRAM 8 GB GDDR6 SDRAM
Video System Features Max-Q design ROG Boost, Dynamic Boost
Gaming - Yes
Camera Yes - 720p -
Camera Features Fixed focus, ThinkShutter camera privacy -
Sound Stereo speakers, dual array microphone Stereo speakers, two tweeters, array microphone
Codec Realtek ALC3286 -
Compliant Standards Dolby Atmos Dolby Atmos
Audio Features - Smart Amp
COMMUNICATIONS Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
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 - M.2 Card -
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Technology 6-cell Lithium Ion 4-cell Lithium Ion
Battery Capacity (Size) 94 Wh 90 Wh
Battery Life Up to 16.4 hours -
AC ADAPTER Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 230 Watt, 20 V 240 Watt, 20 V, 12 A
INPUT Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad, NumberPad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes (RGB)
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Chiclet keyboard, per-key RGB, 1.4mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Slots 2 x M.2 Card (1 free) -
Interfaces USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
LAN
Headphone/microphone combo jack
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
3 x USB 3.2 Gen 2
HDMI
Memory Card Reader Yes (SD Card) Yes (microSD)
SOFTWARE Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 10 Home
MISCELLANEOUS Lenovo ThinkPad T15g Gen 1 (20US) ASUS ROG Zephyrus Duo 15 SE (GX551QR)
Included Accessories Power adapter Power adapter, palm rest, ROG X DL2 thank you card
Security Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader -
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested System password, ASUS Aura Sync technology
Compliant Standards RoHS -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
TCO Certified TCO Certified Notebooks 8 -
Model Number - HF087T
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