Detailed comparison and review of Lenovo ThinkPad E15 (20RD) and Lenovo ThinkPad E15 (20RE). 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 E15 (20RD) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good security features
decent battery life
affordable price point
mediocre display quality
average graphics performance
no thunderbolt support
heavier design
Advantages and disadvantages of Lenovo ThinkPad E15 (20RE) 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
DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 36.8 cm x 24.5 cm x 1.89 cm | 36.8 cm x 24.5 cm x 1.89 cm |
Weight | 1.9 kg | 1.9 kg |
Case Material | Aluminum, polycarbonate ABS | Aluminum, polycarbonate ABS |
Colour | Black | Black |
DISPLAY | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Screen Size (Type) | 15.6" - IPS | 15.6" - 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 |
Features | Anti-glare, 170° viewing angle | Anti-glare, 170° viewing angle |
PROCESSOR | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i3 (10th Gen) 10110U / 2.1 GHz |
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Max Turbo Speed | 4.2 GHz | 4.1 GHz |
Number of Cores | Quad-Core | Dual-Core |
Cache | 6 MB | 4 MB |
64-bit Computing | Yes | Yes |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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RAM | 8 GB (1 x 8 GB) | 4 GB (1 x 4 GB) |
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Max RAM Supported | 16 GB | 16 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2666 MHz | 2666 MHz |
Rated Speed | 2666 MHz | 2666 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 1 | 1 |
Empty Slots | 0 | 0 |
STORAGE | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) - SK Hynix |
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AUDIO & VIDEO | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
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Camera | Yes - 720p | Yes - 720p |
Camera Features | ThinkShutter camera privacy | ThinkShutter camera privacy |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Conexant CX11880 | Conexant CX11880 |
Compliant Standards | High Definition Audio, Dolby Advanced Audio | High Definition Audio, Dolby Advanced Audio |
COMMUNICATIONS | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 5.0 |
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Wireless Controller | Intel Wi-Fi 6 AX 201 - M.2 Card | Intel Wireless-AC 9560 - M.2 Card |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | Realtek R8111GUS | Realtek R8111GUS |
Features | Dual stream (2x2) | - |
BATTERY | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Technology | Lithium Ion | 3-cell Lithium Ion |
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Battery Capacity (Size) | 45 Wh | 45 Wh |
Battery Life | Up to 12.2 hours | Up to 12.2 hours |
AC ADAPTER | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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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 E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | Yes |
Keyboard Backlight | Yes | - |
Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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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) HDMI LAN Headphone/microphone combo jack |
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) HDMI LAN Headphone/microphone combo jack |
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SOFTWARE | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Pro 64-bit Edition |
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MISCELLANEOUS | Lenovo ThinkPad E15 (20RD) | Lenovo ThinkPad E15 (20RE) |
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Included Accessories | USB-C power adapter | USB-C power adapter |
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Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
Security Slot Type | Kensington security slot | Kensington 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-810G tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
Compliant Standards | RoHS | RoHS |
SAR Value | 0.367 W/kg (body), 0.367 W/kg (limb) | 0.367 W/kg (body), 0.367 W/kg (limb) |
ENERGY STAR Certified | Yes | Yes |
EPEAT Compliant | EPEAT Silver | EPEAT Silver |
Manufacturer Warranty | Limited warranty - 3 years - on-site Limited warranty - battery - 1 year |
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