In depth comparison and review of Lenovo IdeaPad S540-13IML (81XA) and Lenovo ThinkPad Z13 Gen 1 (21D3). 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 IdeaPad S540-13IML (81XA) based on its technical characteristics, features, user experience, expert reviews and price level.
sleek aluminum design
sharp QHD display
impressive battery life
fast charging support
lightweight and portable
limited port selection
no dedicated GPU
average speaker quality
higher price segment
Advantages and disadvantages of Lenovo ThinkPad Z13 Gen 1 (21D3) based on its technical characteristics, features, user experience, expert reviews and price level.
excellent build quality
powerful amd processor
bright oled display
eco-friendly materials
solid security features
higher price point
limited port selection
no dedicated gpu
average battery life
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29.69 cm x 20.85 cm x 1.595 cm | 29.44 cm x 19.96 cm x 1.399 cm |
| Weight | 1.25 kg | 1.26 kg |
| Case Material | Aluminum, glass | Aluminium (top), aluminium (bottom) |
| Colour | Light silver | Black (bottom), arctic grey (top) |
| DISPLAY | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Screen Size (Type) | 13.3" | 13.3" OLED |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1600 (WQXGA) | 2880 x 1800 (2.8K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:10 |
| Image Brightness | 300 cd/m² | 500 cd/m² |
| Colour Gamut | 100% sRGB | 100% DCI-P3 |
| Features | Glossy, Wide Viewing Angle | Anti-reflective, One Glass Solution, anti-smudge, on-cell touch technology, Low Blue Light technology, Dolby Vision, 91.6% screen-to-body ratio |
| PROCESSOR | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | AMD Ryzen 7 Pro 6850U / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.7 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| RAM | 8 GB (provided memory is soldered) | 32 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2666 MHz | 6400 MHz |
| Rated Speed | 2666 MHz | 6400 MHz |
| STORAGE | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Union Memory |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon 680M |
|---|---|---|
| Max Monitors Supported | - | 2 external monitor(s) |
| Camera | Yes - 720p | Yes - 1080p |
| Resolution | 1 Megapixel | - |
| Camera Features | IR camera, ToF sensor | Windows Hello, fixed focus, e-camera shutter, Discrete IR |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Atmos |
| Audio Features | - | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Qualcomm NFA725A |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | - |
| BATTERY | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Technology | Lithium Ion | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 51.5 Wh |
| Battery Life | Up to 18.5 hours | - |
| AC ADAPTER | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, edge-to-edge backlit keyboard, Fn keys with Unified Communications controls, glass touchpad, Haptic ForcePad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Interfaces | USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack |
2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack LAN (on supplied adapter) |
|---|
| SOFTWARE | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S540-13IML (81XA) | Lenovo ThinkPad Z13 Gen 1 (21D3) |
|---|
| Included Accessories | Power adapter | USB-C power adapter, Lenovo USB-C to Ethernet Adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCO Certified 9.0 |
| SAR Value | 0.599 W/kg (body), 0.599 W/kg (limb) | - |
| Specific Absorption Rate (SAR) | 0.599 W/kg (body) 0.599 W/kg (limb) |
- |
| Carbon Footprint | - | 216 kg carbon emissions (EU) |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
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