In depth comparison and review of LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) and Lenovo ThinkPad X1 Extreme Gen 3 (20TL). 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 LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) based on its technical characteristics, features, user experience, expert reviews and price level.
exceptionally lightweight
long battery life
crisp full hd display
solid build quality
fast ssd storage
average graphics performance
limited port selection
higher price point
no dedicated gpu
Advantages and disadvantages of Lenovo ThinkPad X1 Extreme Gen 3 (20TL) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard feel
high-resolution display
good thermal management
heavier than competitors
short battery life
expensive price point
limited port variety
| DESIGN AND DIMENSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.76 cm x 22.53 cm x 1.68 cm | 36.18 cm x 24.57 cm x 1.84 cm |
| Weight | 1.12 kg | 1.7 kg |
| Case Material | Magnesium alloy | Carbon fibre hybrid (top), aluminium alloy (bottom) |
| Colour | Dark silver | Black weave |
| DISPLAY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2160 (Ultra HD 4K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 600 cd/m² |
| Colour Gamut | - | 100% Adobe RGB |
| Features | Reader Mode | Anti-glare, HDR (high dynamic range), 178° viewing angle, Dolby Vision |
| PROCESSOR | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| CPU | Intel Core i5 (10th Gen) 1035G7 / 1.2 GHz | Intel Core i7 (10th Gen) 10850H / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 5.1 GHz |
| Number of Cores | - | 6-core |
| Cache | L3 - 6 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Chipset | - | Mobile Intel WM490 |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
| MEMORY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| RAM | 8 GB (provided memory is soldered) | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | 24 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 2933 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Western Digital |
|---|
| AUDIO & VIDEO | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Graphics Processor (GPU) | Intel Iris Plus Graphics | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | - | IR camera, Windows Hello, fixed focus, ThinkShutter camera privacy |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3286 |
| Compliant Standards | DTS:X Ultra | High Definition Audio, Dolby Atmos |
| Audio Features | - | 3-magnet speakers |
| COMMUNICATIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wi-Fi 6 AX 201 |
| Network Interface | 10/100 Ethernet | - |
| BATTERY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Technology | Lithium Ion | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 80 Wh |
| Battery Life | Up to 18.5 hours | Up to 15.6 hours |
| AC ADAPTER | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 48 Watt | 135 Watt, 20 V |
| INPUT | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Scrolling, gesture function, precision touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Slots | - | 2 x M.2 Card (1 free) |
|---|---|---|
| Interfaces | HDMI USB-C 3.1 (supports Thunderbolt 3) (Power Delivery) 3 x USB 3.1 Headphone output |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.2 Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD) | Yes (SD Card, SDHC Card, SDXC Card, SDXC UHS-II Card) |
| SOFTWARE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | 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 | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z90N) | Lenovo ThinkPad X1 Extreme Gen 3 (20TL) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, 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 | Dust-resistant, shock-resistant, pressure-resistant, vibration-resistant | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested, self-healing BIOS |
| Compliant Standards | MIL-STD 810G | RoHS, TCG Certified |
| SAR Value | - | 2.512 W/kg (body), 0.967 W/kg (limb) |
| 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 | Limited warranty - parts and labour - 1 year | - |
| Model Number | V.AR55A1 | - |
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