Detailed comparison and review of Lenovo ThinkPad E14 (20RA) and Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540). 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 E14 (20RA) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
good security features
solid processor performance
reasonable price point
average battery life
modest display quality
limited graphics capability
no thunderbolt support
Advantages and disadvantages of Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) based on its technical characteristics, features, user experience, expert reviews and price level.
slim aluminum design
sharp full hd display
fast charging support
quiet cooling system
adequate port selection
average battery life
no optical drive
modest graphics performance
limited upgrade options
DESIGN AND DIMENSIONS | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 32.5 cm x 23.2 cm x 1.79 cm | 32.3 cm x 22.7 cm x 1.59 cm |
Weight | 1.73 kg | 1.5 kg |
Case Material | Aluminum | Aluminum, polycarbonate ABS |
Colour | Black | Mineral grey | Copper |
DISPLAY | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Screen Size (Type) | 14" - IPS | 14" - IPS |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 250 cd/m² | 250 cd/m² |
Colour Gamut | - | 45% |
Features | Anti-glare | Anti-glare |
PROCESSOR | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | AMD Ryzen 5 3500U / 2.1 GHz |
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Max Turbo Speed | 4.2 GHz | 3.7 GHz |
Number of Cores | Quad-Core | Quad-Core |
Cache | 6 MB | L3 - 4 MB |
64-bit Computing | Yes | Yes |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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RAM | 8 GB (1 x 8 GB) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
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Max RAM Supported | 16 GB | 12 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 2400 MHz |
Rated Speed | 2666 MHz | 2400 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 1 | 1 |
Empty Slots | 0 | 0 |
STORAGE | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon Vega 8 |
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Camera | Yes - 720p | Yes - 720p |
Resolution | - | 1 Megapixel |
Camera Features | ThinkShutter camera privacy | Privacy shutter |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Conexant CX11880 | - |
Compliant Standards | High Definition Audio, Dolby Advanced Audio | High Definition Audio, Dolby Audio |
COMMUNICATIONS | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 4.2 |
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Wireless Controller | Intel Wi-Fi 6 AX 201 - M.2 Card | M.2 Card |
Network Interface | Gigabit Ethernet | - |
Ethernet Controller | Realtek R8111GUS | - |
Features | - | Dual stream (2x2) |
BATTERY | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Technology | Lithium Ion | Lithium Ion |
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Battery Capacity (Size) | 45 Wh | 45 Wh |
Battery Life | Up to 12.8 hours | Up to 9 hours |
AC ADAPTER | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 65 Watt | 65 Watt |
INPUT | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Keyboard Backlight | Yes | Yes |
Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB 2.0 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack HDMI LAN |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
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Memory Card Reader | - | 4 in 1 (MultiMediaCard, microSD, microSDHC, microSDXC) |
SOFTWARE | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Home 64-bit Edition - English |
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Software Included | - | Microsoft Office (30 days trial) |
MISCELLANEOUS | Lenovo ThinkPad E14 (20RA) | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) |
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Included Accessories | USB-C power adapter | Power adapter |
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Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | Kensington security slot | - |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested | Administrator password, power-on password, RapidCharge |
Compliant Standards | RoHS | RoHS, Energy-Related Products (ErP) Lot 3 |
SAR Value | 0.469 W/kg (body), 0.469 W/kg (limb) | 0.58 W/kg (body), 0.58 W/kg (limb) |
ENERGY STAR Certified | Yes | Yes |
EPEAT Compliant | EPEAT Silver | - |
Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
Model Number | - | 14API 81NH |