In depth comparison and review of Lenovo ThinkPad T15 Gen 1 (20S6) and LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N). 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 T15 Gen 1 (20S6) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good battery life
reliable performance
adequate security features
heavy chassis
average display brightness
limited graphics power
higher price point
Advantages and disadvantages of LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) based on its technical characteristics, features, user experience, expert reviews and price level.
extremely lightweight design
long-lasting battery life
high-resolution display
solid state drive storage
impressive processing speed
limited graphics capabilities
fewer connectivity ports
higher price point
no dedicated GPU
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.58 cm x 24.8 cm x 1.91 cm | 32.34 cm x 20.98 cm x 1.68 cm |
| Weight | 1.81 kg | 999 g |
| Case Material | Glass-fibre, polyphenylene sulfide, polyamide | Magnesium alloy |
| Colour | Black | Dark silver |
| DISPLAY | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | - |
| Colour Gamut | 45% | - |
| Features | Anti-glare, 170° viewing angle | Reader Mode |
| PROCESSOR | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i7 (10th Gen) 1065G7 / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 3.9 GHz |
| Number of Cores | Quad-Core | - |
| Cache | 6 MB | L3 - 8 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Turbo Boost Technology 2.0, Intel Smart Cache |
| MEMORY | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 40 GB | 24 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 512 GB SSD - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Plus Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Camera Features | IR camera, fixed focus, ThinkShutter camera privacy | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | Dolby Audio | DTS:X Ultra |
| COMMUNICATIONS | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wi-Fi 6 AX 201 |
| Network Interface | Gigabit Ethernet | 10/100 Ethernet |
| Ethernet Controller | Intel I219-V | - |
| Features | Dual stream (2x2) | - |
| WWAN |
|---|
| Generation | WWAN upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 72 Wh |
| Battery Life | Up to 15.26 hours | Up to 18.5 hours |
| AC ADAPTER | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 48 Watt |
| INPUT | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad | Scrolling, gesture function, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Interfaces | USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack LAN Dock |
HDMI USB-C 3.1 (supports Thunderbolt 3) (Power Delivery) 2 x USB 3.1 Headphone output |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Home 64-bit Edition |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial), LG Easy Guide, LG Control Center, LG Update Center, LG Reader Mode, LG On Screen Display, LG Troubleshooting |
| MISCELLANEOUS | Lenovo ThinkPad T15 Gen 1 (20S6) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 14Z90N) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested | Dust-resistant, shock-resistant, pressure-resistant, vibration-resistant |
| Compliant Standards | RoHS | MIL-STD 810G |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
Limited warranty - parts and labour - 1 year |
| Model Number | - | V.AA75A1 |
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