Dell Inspiron 7590 vs. Lenovo ThinkPad T14s Gen 4 (21F9)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Inspiron 7590 and Lenovo ThinkPad T14s Gen 4 (21F9). 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.

Dell Inspiron 7590 Review

Advantages and disadvantages of Dell Inspiron 7590 based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight design

powerful processor

high-resolution display

solid build quality

fast SSD storage

average battery life

no optical drive

limited port selection

higher price range

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 Inspiron 7590 and Lenovo ThinkPad T14s Gen 4 (21F9)
85 % - Design
75 % - Display
75 % - Performance
84 % - Connectivity
75 % - Battery
86 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Inspiron 7590 vs. Lenovo ThinkPad T14s Gen 4 (21F9) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.76 cm x 23.88 cm x 1.99 cm 31.75 cm x 22.69 cm x 1.69 cm
Weight 1.81 kg 1.26 kg
Case Material - Aluminium (bottom), carbon fibre hybrid (top)
Colour Abyss black Deep black
DISPLAY Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Screen Size (Type) 15.6" - IPS 14" - IPS
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio - 16:10
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare, Wide Viewing Angle Anti-glare, on-cell touch technology
PROCESSOR Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
CPU Intel Core i7 (9th Gen) 9750H / 2.6 GHz AMD Ryzen 5 Pro 7540U / 3.2 GHz
Max Turbo Speed 4.5 GHz 4.9 GHz
Number of Cores 6-core 6-core
Cache L3 - 12 MB L3 - 16 MB
64-bit Computing Yes -
Chipset Mobile Intel HM370 -
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
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 2666 MHz 6400 MHz
Rated Speed 2666 MHz 7500 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia
AUDIO & VIDEO Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Graphics Processor (GPU) NVIDIA GeForce GTX 1050 AMD Radeon 740M
Max Monitors Supported - 3 external monitor(s)
Video Memory 3 GB GDDR5 SDRAM -
Camera Yes - HD Yes
Resolution 0.92 Megapixel 5 Megapixel
Camera Features 74.9 degrees, RGB camera Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection
Image Sensor Type CMOS -
Video Resolutions 1280 x 720 -
Frame Rate 30 frames per second -
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3254 Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features MaxxAudio Pro Input: Dolby Voice, 360° far-field
COMMUNICATIONS Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Qualcomm NFA725A
Network Interface - Gigabit Ethernet
BATTERY Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Technology 3-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 56 Wh 57 Wh
AC ADAPTER Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Input - AC 100-240 V (50/60 Hz)
Output - 65 Watt
INPUT Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Multi-gesture touch pad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Interfaces 3 x USB 3.1 Gen 1
USB-C 3.1 (supports Thunderbolt 3)
HDMI
Headphone/microphone combo jack
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 (microSD) -
SOFTWARE Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Operating System (OS) Windows 10 Home Advanced 64-bit Edition Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
Software Included - Glance by Mirametrix
MISCELLANEOUS Dell Inspiron 7590 Lenovo ThinkPad T14s Gen 4 (21F9)
Included Accessories Power adapter USB-C power adapter, Lenovo USB-C to Ethernet Adapter
Security Fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features MU-MIMO technology 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 40 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
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