Side by side comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and Dell Latitude E5400. 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 ThinkPad E15 Gen 4 (21ED) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
affordable price
average display quality
limited graphics power
moderate battery life
noisy under load
Advantages and disadvantages of Dell Latitude E5400 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
affordable price point
comfortable keyboard layout
adequate connectivity options
solid base performance
average battery life
heavier design
outdated aesthetics
limited graphics capability
DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | - |
Weight | 1.78 kg | - |
Case Material | Aluminium (top), polycarbonate ABS (bottom) | - |
Colour | Black | - |
DISPLAY | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Screen Size (Type) | 15.6" - IPS | 14" |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | - |
Image Brightness | 300 cd/m² | - |
Features | Anti-glare, 170° viewing angle | - |
PROCESSOR | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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CPU | AMD Ryzen 5 5625U / 2.3 GHz | Intel Core i5 (8th Gen) 8365U / 1.6 GHz |
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Max Turbo Speed | 4.3 GHz | 4.1 GHz |
Number of Cores | 6-core | Quad-Core |
Cache | L3 - 16 MB | - |
Features | Integrated memory controller | - |
MEMORY | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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RAM | 8 GB (provided memory is soldered) | 8 GB |
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Max RAM Supported | 40 GB | - |
RAM Type | DDR4 SDRAM | - |
Speed | 3200 MHz | - |
Rated Speed | 3200 MHz | - |
Form Factor | SO-DIMM 260-pin | - |
Slots Qty | 1 | - |
Empty Slots | 1 | - |
STORAGE | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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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 |
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AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
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Max Monitors Supported | 2 external monitor(s) | - |
Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
Camera | Yes - 1080p | - |
Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | - |
Sound | Stereo speakers, dual array microphone | - |
Codec | Realtek ALC3287 | - |
Compliant Standards | High Definition Audio, Dolby Audio | - |
Audio Features | Harman-branded | - |
COMMUNICATIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | - |
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Wireless Controller | M.2 Card | - |
Network Interface | Gigabit Ethernet | - |
Ethernet Controller | Realtek RTL8111H-CG | - |
Features | Wake-on-LAN (WOL), dual stream (2x2) | - |
BATTERY | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Technology | Lithium polymer | - |
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Battery Capacity (Size) | 57 Wh | - |
Battery Life | Up to 16.5 hours | - |
AC ADAPTER | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Input | AC 100-240 V (50/60 Hz) | - |
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Output | 65 Watt | - |
INPUT | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard |
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Numeric Keypad | Yes | - |
Keyboard Backlight | Yes | - |
Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | - |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Slots | 2 x M.2 Card (1 free) | - |
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Interfaces | USB 2.0 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
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SOFTWARE | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Operating System (OS) | Windows 11 Pro - English | Windows 10 |
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MISCELLANEOUS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude E5400 |
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Included Accessories | USB-C power adapter | Power adapter |
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Security | Discrete 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, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password | - |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) | ISO 9001, ISO 14001, ISO 27001, GDPR |
ENERGY STAR Certified | Yes | - |
EPEAT Compliant | EPEAT Gold | - |
Max Operating Temperature | 35 °C | - |
Min Operating Temperature | 5 °C | - |
Humidity Range Operating | 8 - 95% | - |
Manufacturer Warranty | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
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