Detailed comparison and review of Lenovo ThinkPad X13s Gen 1 (21BX) and Lenovo ThinkBook 14 G4 IAP (21DH). 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.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29.87 cm x 20.64 cm x 1.34 cm | 32.3 cm x 21.8 cm x 1.79 cm |
| Weight | 1.06 kg | 1.4 kg |
| Case Material | Glass-fibre reinforced plastic (bottom), magnesium-aluminium alloy (top) | Aluminium (top), aluminium (bottom) |
| Colour | Thunder black | Dual tone mineral grey |
| DISPLAY | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Screen Size (Type) | 13.3" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare, 170° viewing angle | Anti-glare, 170° viewing angle |
| PROCESSOR | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| CPU | Qualcomm Snapdragon 8cx Gen 3 | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 3 GHz | 4.4 GHz |
| Number of Cores | 8-core | 10-core |
| Cache | L2 - 1 MB | 12 MB |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | LPDDR4X SDRAM | DDR4 SDRAM |
| Speed | 4266 MHz | 3200 MHz |
| Rated Speed | 4266 MHz | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 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 X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Graphics Processor (GPU) | Qualcomm Adreno 690 | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | 2 external monitor(s) | 3 external monitor(s) |
| Camera | Yes | Yes - 1080p |
| Resolution | 5 Megapixel | - |
| Camera Features | IR camera, fixed focus, e-camera shutter, MIPI | Privacy shutter, fixed focus |
| Sound | Stereo speakers, 3-microphone array | Stereo speakers, dual array microphone |
| Codec | Qualcomm WCD9385 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Qualcomm WCN6855 Wi-Fi 6E | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | 5G | - |
|---|---|---|
| Controller | Qualcomm Snapdragon X55 - M.2 Card | - |
| BATTERY | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 49.5 Wh | 45 Wh |
| Battery Life | Up to 28 hours | Up to 8 hours |
| Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 8 hours |
| AC ADAPTER | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| 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 touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | 2 x M.2 (PCI Express 4.0 x4) (1 free) |
|---|---|---|
| Interfaces | 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) 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) USB-C (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Operating System (OS) | Windows 11 Pro (on ARM) - English | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad X13s Gen 1 (21BX) | Lenovo ThinkBook 14 G4 IAP (21DH) |
|---|
| Included Accessories | USB-C power adapter | USB-C slim wall mount power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint 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, power-on password, MIL-STD-810H tested, self-healing BIOS | Administrator password, hard drive password, power-on password, Rapid Charge Pro |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified | RoHS, Energy-Related Products (ErP) Lot 6, TUV Rheinland Low Blue Light (Software Solution) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | 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 - 3 years - pick-up and return Limited warranty - battery - 1 year Extended warranty - 1 year - on-site |
Limited warranty - 1 year - pick-up and return |
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