Lenovo ThinkPad T14s Gen 4 (21F9) Review

Advantages and disadvantages of Lenovo ThinkPad T14s Gen 4 (21F9) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

powerful processor options

bright display

higher price point

limited graphics performance

no OLED option

heavier than competitors

Laptop Comparison and Tests

Difference between Dell Latitude 3580 and Lenovo ThinkPad T14s Gen 4 (21F9)
86 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Latitude 3580 vs. Lenovo ThinkPad T14s Gen 4 (21F9) Comparison Chart
DESIGN AND DIMENSIONS Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 37.9 cm x 25.5 cm x 2.33 cm 31.75 cm x 22.69 cm x 1.69 cm
Weight 1.95 kg 1.26 kg
Case Material - Aluminium (bottom), carbon fibre hybrid (top)
Colour - Deep black
DISPLAY Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Screen Size (Type) 15.6" 14" - IPS
Touchscreen - Yes (10-point multi-touch)
Screen Resolution 1366 x 768 (HD) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 200 cd/m² 300 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare Anti-glare, on-cell touch technology
PROCESSOR Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
CPU Intel Core i3 (7th Gen) 7100U / 2.4 GHz AMD Ryzen 5 Pro 7540U / 3.2 GHz
Max Turbo Speed - 4.9 GHz
Number of Cores Dual-Core 6-core
Cache 3 MB L3 - 16 MB
64-bit Computing Yes -
Features - Integrated memory controller
MEMORY Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
RAM 4 GB (1 x 4 GB) 16 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR5X SDRAM
Speed 2133 MHz 6400 MHz
Rated Speed - 7500 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Main Storage Size (HDD/SSD) 500 GB HDD SATA / 7200 rpm 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia
AUDIO & VIDEO Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Graphics Processor (GPU) Intel HD Graphics 620 AMD Radeon 740M
Max Monitors Supported - 3 external monitor(s)
Camera Yes - 1280 x 720 Yes
Resolution 0.92 Megapixel 5 Megapixel
Camera Features - Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec Realtek ALC3246 Realtek ALC3287
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio
Audio Features - Input: Dolby Voice, 360° far-field
COMMUNICATIONS Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Qualcomm NFA725A
Network Interface Gigabit Ethernet Gigabit Ethernet
BATTERY Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 42 Wh 57 Wh
AC ADAPTER Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19.5 V, 3.34 A 65 Watt
INPUT Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Interfaces LAN
USB 3.1 Gen 1
USB 2.0
USB-C 3.1 Gen 1 (PowerShare)
HDMI
Headphone/microphone combo jack
VGA
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
Headphone/microphone combo jack
LAN (on supplied adapter)
Memory Card Reader Yes (SD Card) -
SOFTWARE Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
Software Included Microsoft Office (30 days trial), McAfee SecurityCenter (30 days trial, digital delivery) Glance by Mirametrix
MISCELLANEOUS Dell Latitude 3580 Lenovo ThinkPad T14s Gen 4 (21F9)
Included Accessories Power adapter USB-C power adapter, Lenovo USB-C to Ethernet Adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader
Security Slot Type Noble Wedge security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features - Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 1 year -
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