Lenovo ThinkPad T15p Gen 3 (21DA) vs. Dell Latitude E5400

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad T15p Gen 3 (21DA) and Dell Latitude E5400. 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 ThinkPad T15p Gen 3 (21DA) Review

Advantages and disadvantages of Lenovo ThinkPad T15p Gen 3 (21DA) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

powerful processor performance

comfortable keyboard design

ample connectivity options

efficient thermal management

heavier than competitors

average battery life

limited display brightness

premium price point

Dell Latitude E5400 Review

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outdated aesthetics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

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T15p Gen 3 (21DA) and Dell Latitude E5400
82 % - Design
78 % - Display
85 % - Performance
85 % - Connectivity
76 % - Battery
76 % - Design
66 % - Display
45 % - Performance
65 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T15p Gen 3 (21DA) vs. Dell Latitude E5400 Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Product Type Notebook Notebook
Dimensions (WxDxH) 36.65 cm x 25 cm x 2.27 cm -
Weight 2.226 kg -
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) -
Colour Black -
DISPLAY Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Screen Size (Type) 15.6" - IPS 14"
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 -
Colour Gamut 45% NTSC -
Features Anti-glare, 170° viewing angle, DC dimming -
PROCESSOR Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
CPU Intel Core i7 (12th Gen) 12700H / 2.3 GHz Intel Core i5 (8th Gen) 8365U / 1.6 GHz
Max Turbo Speed 4.7 GHz 4.1 GHz
Number of Cores 14-core Quad-Core
Cache 24 MB -
Features Integrated memory controller -
MEMORY Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
RAM 16 GB (1 x 16 GB) 8 GB
Max RAM Supported 64 GB -
RAM Type DDR5 SDRAM - non-ECC -
Speed 4800 MHz -
Rated Speed 4800 MHz -
Form Factor SO-DIMM 262-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Value 256 GB SSD
RAID Level RAID 0, RAID 1 -
AUDIO & VIDEO Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 3050 / Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported 2 external monitor(s) -
Video Memory 4 GB GDDR6 SDRAM -
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 720p -
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 Premium, Dolby Voice -
COMMUNICATIONS Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) -
Wireless Controller Intel Wi-Fi 6E AX 211 -
Network Interface Gigabit Ethernet -
Ethernet Controller Intel I219-V -
Features Wake-on-LAN (WOL), dual stream (2x2) -
WWAN
Generation 4G upgradable -
BATTERY Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Technology Lithium polymer -
Battery Capacity (Size) 68 Wh -
AC ADAPTER Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Input AC 100-240 V (50/60 Hz) -
Output 135 Watt -
INPUT Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Type Keyboard, TrackPoint, UltraNav Keyboard
Numeric Keypad Yes -
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls -
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Slots 2 x M.2 (PCI Express 4.0 x4) (1 free) -
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
LAN
-
Memory Card Reader Yes (SD Card) -
SOFTWARE Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English Windows 10
MISCELLANEOUS Lenovo ThinkPad T15p Gen 3 (21DA) Dell Latitude E5400
Included Accessories Power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader -
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password -
Compliant Standards RoHS, TCG Certified 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 - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
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