Lenovo ThinkBook 15-IIL (20SM) vs. Dell Latitude 5440

Laptop Comparison, Reviews and Tests
Lenovo ThinkBook 15-IIL (20SM)
Lenovo ThinkBook 15-IIL (20SM)

Our Rating: 75 %

In depth comparison and review of Lenovo ThinkBook 15-IIL (20SM) and Dell Latitude 5440. 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.

Lenovo ThinkBook 15-IIL (20SM) Review

Advantages and disadvantages of Lenovo ThinkBook 15-IIL (20SM) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price point

solid build quality

decent battery life

good processor performance

adequate storage options

average display quality

limited graphics capability

no thunderbolt support

heavier design

Dell Latitude 5440 Review

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

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 15-IIL (20SM) and Dell Latitude 5440
78 % - Design
72 % - Display
72 % - Performance
78 % - Connectivity
74 % - Battery
85 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 15-IIL (20SM) vs. Dell Latitude 5440 Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Product Type Notebook Notebook
Dimensions (WxDxH) 36.4 cm x 24.5 cm x 1.89 cm 32.135 cm x 21.2 cm x 2.104 cm
Weight 1.8 kg 1.39 kg
Case Material Aluminum, polycarbonate ABS -
Colour Mineral grey Grey
DISPLAY Lenovo ThinkBook 15-IIL (20SM) 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 250 cd/m² 250 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare Anti-glare, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, 0.161 mm pixel pitch
PROCESSOR Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
CPU Intel Core i5 (10th Gen) 1035G1 / 1 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 3.6 GHz 4.6 GHz
Number of Cores Quad-Core 10-core
Cache 6 MB L3 - 12 MB
64-bit Computing Yes -
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
RAM 8 GB (1 x 8 GB) 8 GB (1 x 8 GB)
Max RAM Supported 16 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM - non-ECC
Speed 2666 MHz 3200 MHz
Rated Speed 2666 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 2
Empty Slots 0 1
STORAGE Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 256 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe), Class 35
AUDIO & VIDEO Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Graphics Processor (GPU) Intel UHD Graphics Intel Iris Xe Graphics
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 720p Yes - 1920 x 1080 (standard), 640 x 360 (infrared)
Resolution - 2.07 Megapixel (standard), 0.23 Megapixel (infrared)
Camera Features ThinkShutter camera privacy 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 - Output: MaxxAudio 12.0, Realtek Waves
COMMUNICATIONS Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 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 - Intel I219-V
Features Dual stream (2x2) Dual stream (2x2), MU-MIMO
BATTERY Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Technology Lithium Ion 3-cell
Battery Capacity (Size) 45 Wh 54 Wh
Battery Life Up to 9 hours -
AC ADAPTER Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt, 5 / 9 / 15 / 20 V
INPUT Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad -
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Interfaces USB 2.0
USB 3.1 Gen 1 (Always On)
USB 3.1 Gen 1
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
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
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Operating System (OS) Windows 10 Pro 64-bit Edition - French Windows 11 Pro - Dutch / English / French / German / Italian
Software Included Microsoft Office (30 days trial) Intel Rapid Storage Technology, Microsoft Office (30 days trial, excludes office licence)
MISCELLANEOUS Lenovo ThinkBook 15-IIL (20SM) Dell Latitude 5440
Included Accessories Power adapter USB-C power adapter
Integrated Options - Accelerometer, ambient light sensor
Security Firmware 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, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested ExpressCharge, single pointing, Dell ControlVault 3, ExpressChargeBoost
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 FIPS 140-2, TCG Certified, TCO Certified 9.0
Max Operating Temperature - 35 °C
Min Operating Temperature - 0 °C
Humidity Range Operating - 10 - 90% (non-condensing)
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
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