In depth comparison and review of Lenovo ThinkPad T495s (20QK) 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.
Advantages and disadvantages of Lenovo ThinkPad T495s (20QK) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard comfort
good battery life
efficient AMD processor
limited storage capacity
no Thunderbolt support
average display brightness
higher price point
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.9 cm x 22.615 cm x 1.67 cm | 36 cm x 26.8 cm x 2.09 cm |
| Weight | 1.33 kg | 2.48 kg |
| Case Material | Carbon fibre reinforced plastic, magnesium-aluminum alloy | Metal |
| Colour | Black | - |
| DISPLAY | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Screen Size (Type) | 14" | 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 | 250 cd/m² | - |
| Colour Gamut | 45% | 100% sRGB, 75.35% Adobe RGB |
| Features | Anti-glare, Wide Viewing Angle, 170° viewing angle | Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level |
| PROCESSOR | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| CPU | AMD Ryzen 5 Pro 3500U / 2.1 GHz | AMD Ryzen 9 5980HX / 3.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 4.8 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | L3 - 4 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| RAM | 8 GB (provided memory is soldered) | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 48 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 3200 MHz |
| Rated Speed | 2666 MHz | - |
| Form Factor | - | SO-DIMM 260-pin |
| STORAGE | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption, NVM Express (NVMe) - Samsung | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | NVIDIA GeForce RTX 3070 / AMD Radeon Vega |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | - | ROG Boost, Dynamic Boost |
| Gaming | - | Yes |
| Camera | Yes - 720p | - |
| Camera Features | ThinkShutter camera privacy | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two tweeters, array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | Dolby Atmos |
| Audio Features | - | Smart Amp |
| COMMUNICATIONS | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 9260 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111EPV | - |
| Compliant Standards | DASH | - |
| Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | Dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE Advanced | - |
| Controller | FIBOCOM L850-GL - M.2 Card | - |
| BATTERY | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 90 Wh |
| Battery Life | Up to 16.4 hours | - |
| AC ADAPTER | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V | 240 Watt, 20 V, 12 A |
| INPUT | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad, NumberPad |
|---|---|---|
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard, per-key RGB, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.1 Gen 2 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Headphone/microphone combo jack LAN (on supplied cable) Dock |
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 (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Home |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T495s (20QK) | ASUS ROG Zephyrus Duo 15 SE (GX551QR) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter, ThinkPad Ethernet Extension Cable Gen 2 | Power adapter, palm rest, ROG X DL2 thank you card |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, smart card 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 Silver | - |
| Model Number | - | HF087T |
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