Detailed comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and Dell Latitude 5440. 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 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 5440 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
advanced security features
good value pricing
moderate display brightness
average graphics performance
limited color range
heavier than competitors
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | 32.135 cm x 21.2 cm x 2.104 cm |
| Weight | 1.78 kg | 1.39 kg |
| Case Material | Aluminium (top), polycarbonate ABS (bottom) | - |
| Colour | Black | Grey |
| DISPLAY | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | - | 157 |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 300 cd/m² | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare, 170° viewing angle | Anti-glare, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, 0.161 mm pixel pitch |
| PROCESSOR | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| CPU | AMD Ryzen 5 5625U / 2.3 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.3 GHz | 4.6 GHz |
| Number of Cores | 6-core | 10-core |
| Cache | L3 - 16 MB | L3 - 12 MB |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 40 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | 3200 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| 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 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35 |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | 2 external monitor(s) | - |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) |
| Resolution | - | 2.07 Megapixel (standard), 0.23 Megapixel (infrared) |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Privacy shutter, IR/RGB camera, Temporal Noise Reduction, 80 degrees, 86.6 degrees (IR camera) |
| Image Sensor Type | - | CMOS |
| Video Resolutions | - | 1920 x 1080, 640 x 360 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio |
| Audio Features | Harman-branded | Output: MaxxAudio 12.0, Realtek Waves |
| COMMUNICATIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wi-Fi 6E AX 211 - M.2 2230 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111H-CG | Intel I219-V |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | Dual stream (2x2), MU-MIMO |
| BATTERY | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Technology | Lithium polymer | 3-cell |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 54 Wh |
| Battery Life | Up to 16.5 hours | - |
| AC ADAPTER | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| 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 |
HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
| SOFTWARE | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 11 Pro - Dutch / English / French / German / Italian |
|---|---|---|
| Software Included | - | Intel Rapid Storage Technology, Microsoft Office (30 days trial, excludes office licence) |
| MISCELLANEOUS | Lenovo ThinkPad E15 Gen 4 (21ED) | Dell Latitude 5440 |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
|---|---|---|
| Integrated Options | - | Accelerometer, ambient light sensor |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington security slot | Noble Wedge 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, NVMe password | ExpressCharge, single pointing, Dell ControlVault 3, ExpressChargeBoost |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) | FIPS 140-2, TCG Certified, TCO Certified 9.0 |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 0 °C |
| Humidity Range Operating | 8 - 95% | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
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