Lenovo ThinkPad T14 Gen 4 (21K3) Review

Advantages and disadvantages of Lenovo ThinkPad T14 Gen 4 (21K3) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

powerful processor options

good battery life

impressive security features

heavier than competitors

average display brightness

limited color options

pricey base model

Laptop Comparison and Tests

Difference between Dell Inspiron 5480 and Lenovo ThinkPad T14 Gen 4 (21K3)
83 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Inspiron 5480 vs. Lenovo ThinkPad T14 Gen 4 (21K3) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.43 cm x 23.2 cm x 1.91 cm 31.77 cm x 22.69 cm x 1.79 cm
Weight 1.63 kg 1.39 kg
Case Material - Carbon fibre hybrid (top), polyphenylene sulfide (bottom)
Colour Platinum silver Thunder black
DISPLAY Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Screen Size (Type) 14" - IPS 14" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Pixel Density (ppi) 157 -
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio - 16:10
Image Brightness 220 cd/m² 300 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare, ±80° horizontal viewing angle, ±80° vertical viewing angle, 0.161 mm pixel pitch Anti-glare
PROCESSOR Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
CPU Intel Core i7 (8th Gen) 8565U / 1.8 GHz AMD Ryzen 5 Pro 7540U / 3.2 GHz
Max Turbo Speed 4.6 GHz 4.9 GHz
Number of Cores Quad-Core 6-core
Cache 8 MB L3 - 16 MB
64-bit Computing Yes -
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
RAM 8 GB (1 x 8 GB) 16 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR5X SDRAM
Speed 2400 MHz 6400 MHz
Rated Speed 2666 MHz 6400 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
Secondary Storage 1 TB HDD SATA / 5400 rpm -
AUDIO & VIDEO Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Graphics Processor (GPU) NVIDIA GeForce MX150 AMD Radeon 740M
Max Monitors Supported - 3 external monitor(s)
Video Memory 2 GB GDDR5 SDRAM -
Camera Yes Yes - 1080p
Resolution 0.92 Megapixel -
Camera Features 720p HD movie recording Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera, Ultrasonic Human Presence Detection
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Frame Rate 30 frames per second -
Sound Stereo speakers, array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3204 Realtek ALC3287
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio
Audio Features MaxxAudio Pro Input: Dolby Voice, 360° far-field
COMMUNICATIONS Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Wireless Bluetooth, 802.11a/b/g/n/ac Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - MediaTek RZ616
Network Interface 10/100 Ethernet Gigabit Ethernet
Ethernet Controller - Realtek RTL8111EPV
Compliant Standards - DASH
Features - Wake-on-LAN (WOL), dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Technology 3-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 42 Wh 52.5 Wh
AC ADAPTER Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 19.5 V 65 Watt
INPUT Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight - Yes
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Interfaces USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode)
HDMI
2 x USB 3.1 Gen 1
USB 2.0
Headphone/microphone combo jack
LAN
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card) -
SOFTWARE Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 11 Pro - English
Software Included - Glance by Mirametrix
MISCELLANEOUS Dell Inspiron 5480 Lenovo ThinkPad T14 Gen 4 (21K3)
Included Accessories Power adapter USB-C power adapter
Security Fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader, smart card 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 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
Manufacturer Warranty Limited warranty - 15 months - pick-up and return Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
Extended warranty - 1 year - on-site - response time: next business day
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