In depth comparison and review of Lenovo ThinkPad T14 Gen 4 (21K3) and Lenovo ThinkBook 14 G6 IRL (21KG). 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 T14 Gen 4 (21K3) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
powerful processor options
good battery life
impressive security features
heavier than competitors
average display brightness
limited color options
pricey base model
Advantages and disadvantages of Lenovo ThinkBook 14 G6 IRL (21KG) based on its technical characteristics, features, user experience, expert reviews and price level.
efficient multitasking capabilities
solid build quality
responsive fingerprint sensor
good value pricing
adequate port selection
average battery life
dim display brightness
mediocre speaker quality
no thunderbolt support
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.77 cm x 22.69 cm x 1.79 cm | 31.35 cm x 22.4 cm x 1.69 cm |
| Weight | 1.39 kg | 1.38 kg |
| Case Material | Carbon fibre hybrid (top), polyphenylene sulfide (bottom) | Aluminium (top), aluminium (bottom) |
| Colour | Thunder black | Dual tone arctic grey |
| DISPLAY | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Screen Size (Type) | 14" - IPS | 14" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1200 (WUXGA) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:10 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Anti-glare | Anti-glare, Low Blue Light technology |
| PROCESSOR | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| CPU | AMD Ryzen 5 Pro 7540U / 3.2 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 4.6 GHz |
| Number of Cores | 6-core | 10-core |
| Cache | L3 - 16 MB | 12 MB |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | - | 64 GB |
| RAM Type | LPDDR5X SDRAM | DDR5 SDRAM |
| Speed | 6400 MHz | 5200 MHz |
| Rated Speed | 6400 MHz | 5200 MHz |
| Form Factor | - | SO-DIMM 262-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Graphics Processor (GPU) | AMD Radeon 740M | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | 3 external monitor(s) |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p | Yes - 1080p |
| Camera Features | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera, Ultrasonic Human Presence Detection | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
| Audio Features | Input: Dolby Voice, 360° far-field | Input: noise-cancellation technology |
| COMMUNICATIONS | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | MediaTek RZ616 | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111EPV | Intel I219-V |
| Compliant Standards | DASH | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 52.5 Wh | 45 Wh |
| AC ADAPTER | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Slots | - | 2 x M.2 (PCI Express 4.0 x4) (1 free) |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 11 Pro - English |
|---|---|---|
| Software Included | Glance by Mirametrix | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad T14 Gen 4 (21K3) | Lenovo ThinkBook 14 G6 IRL (21KG) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader, smart card reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| 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, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication | Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 | RoHS, Energy-Related Products (ErP) Lot 6, FSC, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Software Solution), TCO Certified 9.0 |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 5 °C |
| Humidity Range Operating | 8 - 95% | 8 - 95% |
| Manufacturer Warranty | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site Extended warranty - 1 year - on-site - response time: next business day |
Limited warranty - 1 year - pick-up and return |
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