Side by side comparison and review of Lenovo ThinkBook 13s G4 ARB (21AS) and Lenovo ThinkPad T14 Gen 3 (21AJ). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkBook 13s G4 ARB (21AS) based on its technical characteristics, features, user experience, expert reviews and price level.
slim lightweight design
sharp 2560x1600 display
solid state drive storage
good battery life
competitive price point
average graphics performance
no HDMI port
limited color options
8GB RAM may limit
Advantages and disadvantages of Lenovo ThinkPad T14 Gen 3 (21AJ) 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
ample connectivity options
relatively heavy
average display brightness
costly base model
noisy under load
| DESIGN AND DIMENSIONS | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 29.7 cm x 21.1 cm x 1.49 cm | 31.77 cm x 22.69 cm x 1.79 cm |
| Weight | 1.23 kg | 1.21 kg |
| Case Material | Aluminium (top), aluminium (bottom) | Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) |
| Colour | Dual tone arctic grey | Thunder black |
| DISPLAY | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Screen Size (Type) | 13.3" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:10 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare, Low Blue Light technology, 170° viewing angle, Dolby Vision | Anti-glare, 170° viewing angle |
| PROCESSOR | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| CPU | AMD Ryzen 5 6600U / 2.9 GHz | Intel Core i5 (12th Gen) 1245U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4.4 GHz |
| Number of Cores | 6-core | 10-core |
| Cache | L3 - 16 MB | 12 MB |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | LPDDR5 SDRAM | DDR4 SDRAM |
| Speed | 6400 MHz | 3200 MHz |
| Rated Speed | 6400 MHz | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - SK Hynix |
|---|
| AUDIO & VIDEO | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Graphics Processor (GPU) | AMD Radeon 660M | 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 - 720p |
| Camera Features | Privacy shutter, fixed focus | Privacy shutter, fixed focus |
| 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, Dolby Voice |
| Audio Features | Harman-branded, AI noise cancelling | - |
| COMMUNICATIONS | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL) |
| WWAN |
|---|
| Generation | - | 4G |
|---|---|---|
| Technology | - | LTE |
| Controller | - | Quectel EM05-G - M.2 Card |
| BATTERY | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Technology | Lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 39.3 Wh |
| Battery Life | Up to 19.1 hours | - |
| Battery Run Time | Local video (1080p) playback time (150 nits): up to 19.1 hours | - |
| AC ADAPTER | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Slots | - | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | 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 DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
| SOFTWARE | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo ThinkBook 13s G4 ARB (21AS) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
|---|
| Included Accessories | USB-C slim wall mount power adapter | USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Discrete 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, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution) | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Silver | EPEAT Gold |
| 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 - 1 year - pick-up and return Extended warranty - 1 year - on-site |
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