Detailed comparison and review of Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) and Lenovo V15 G4 IAH (83FS). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful processor performance
robust build quality
excellent 4k display
ample connectivity options
advanced security features
high price point
average battery life
heavier than competitors
noisy under load
Advantages and disadvantages of Lenovo V15 G4 IAH (83FS) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price point
solid build quality
decent processor performance
sufficient connectivity options
lightweight design
average display quality
limited graphics power
modest battery life
no backlit keyboard
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.95 cm x 25.38 cm x 1.77 cm | 35.92 cm x 23.58 cm x 1.99 cm |
| Weight | 1.81 kg | 1.67 kg |
| Case Material | Carbon fibre hybrid (top), aluminium alloy (bottom) | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Black paint | Business black |
| DISPLAY | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Screen Size (Type) | 16" - IPS | 15.6" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 3840 x 2400 (WQUXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 600 cd/m² | 250 cd/m² |
| Colour Gamut | 100% Adobe RGB | 45% NTSC |
| Features | Anti-glare, HDR 400 compatible, Low Blue Light technology, 170° viewing angle, X-Rite Pantone factory color calibration, Dolby Vision | Anti-glare, Low Blue Light technology |
| PROCESSOR | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| CPU | Intel Core i7 (11th Gen) 11850H / 2.5 GHz | Intel Core i5 (12th Gen) 12500H / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | 4.5 GHz |
| Number of Cores | 8-core | 12-core |
| Cache | 24 MB | 18 MB |
| Chipset | Intel WM590 | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| RAM | 32 GB (2 x 16 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Samsung | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|---|---|
| RAID Level | RAID 0, RAID 1 | - |
| AUDIO & VIDEO | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 Ti / Intel UHD Graphics | Intel Iris Xe Graphics |
| Max Monitors Supported | 3 external monitor(s) | 2 external monitor(s) |
| Video Memory | 4 GB GDDR6 SDRAM | - |
| Video System Features | Max-Q design, NVIDIA Resizable BAR, Advanced Optimus, Dynamic Boost 2.0 | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p | Yes - 720p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Privacy shutter, fixed focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3306 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Audio |
| Audio Features | - | Input: noise-cancellation technology |
| COMMUNICATIONS | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| 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 6E AX 210 | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Technology | 4-cell lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 38 Wh |
| Battery Life | Up to 12.8 hours | Up to 9.1 hours |
| Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 9.1 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 170 Watt, 20 V | 65 Watt |
| INPUT | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad, SMB Service hot key |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack LAN (on supplied adapter) |
USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI 1.4b LAN Headphone/microphone combo jack USB 2.0 |
| Memory Card Reader | Yes (SD Card, SDXC UHS-II Card) | - |
| SOFTWARE | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad X1 Extreme Gen 4 (20Y6) | Lenovo V15 G4 IAH (83FS) |
|---|
| Included Accessories | Power adapter, Lenovo USB-C to Ethernet Adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS |
| Compliant Standards | RoHS, TCG Certified | RoHS, Energy-Related Products (ErP) Lot 6, FSC, TUV Rheinland Low Blue Light (Software Solution) |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 5 °C |
| Humidity Range Operating | 8 - 95% | 8 - 95% |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
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