In depth comparison and review of Dell Inspiron 3480 and Lenovo ThinkPad T14s Gen 4 (21F9). 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.
Advantages and disadvantages of Dell Inspiron 3480 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
compact design
solid build quality
adequate performance
good port selection
average battery life
dim display
limited upgrade options
modest graphics performance
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
DESIGN AND DIMENSIONS | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 33.9 cm x 24.19 cm x 2.1 cm | 31.75 cm x 22.69 cm x 1.69 cm |
Weight | 1.79 kg | 1.26 kg |
Case Material | - | Aluminium (bottom), carbon fibre hybrid (top) |
Colour | Black | Deep black |
DISPLAY | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Screen Size (Type) | 14" - TN | 14" - IPS |
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Touchscreen | - | Yes (10-point multi-touch) |
LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (WUXGA) |
Pixel Density (ppi) | 111.94 | - |
V-Sync Rate at Max Res. | 60 Hz | 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, 25 ms response rate, 0.2265 mm pixel pitch, ±40° horizontal viewing angle, +10/-30 vertical viewing angle | Anti-glare, on-cell touch technology |
PROCESSOR | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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CPU | Intel Pentium Gold 5405U / 2.3 GHz | AMD Ryzen 5 Pro 7540U / 3.2 GHz |
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Max Turbo Speed | - | 4.9 GHz |
Number of Cores | Dual-Core | 6-core |
Cache | 2 MB | L3 - 16 MB |
64-bit Computing | Yes | - |
Features | - | Integrated memory controller |
MEMORY | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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RAM | 4 GB | 16 GB (provided memory is soldered) |
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Max RAM Supported | 16 GB | - |
RAM Type | DDR4 SDRAM | LPDDR5X SDRAM |
Speed | - | 6400 MHz |
Rated Speed | - | 7500 MHz |
Form Factor | SO-DIMM 260-pin | - |
Slots Qty | 2 | - |
STORAGE | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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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 - Kioxia |
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AUDIO & VIDEO | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon 740M |
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Memory Allocation Technology | Shared Video Memory (UMA) | - |
Max Monitors Supported | - | 3 external monitor(s) |
Camera | Yes - HD | Yes |
Resolution | 0.92 Megapixel | 5 Megapixel |
Camera Features | 720p HD movie recording, fixed focus, 78.6 degrees | 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, 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 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | M.2 Card | Qualcomm NFA725A |
Network Interface | 10/100 Ethernet | Gigabit Ethernet |
Ethernet Controller | Realtek RTL8106 | - |
BATTERY | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Technology | 3-cell Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 42 Wh | 57 Wh |
AC ADAPTER | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 19.5 V | 65 Watt |
INPUT | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Keyboard Backlight | - | Yes |
Features | - | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Interfaces | HDMI Headphone/microphone combo jack USB 2.0 2 x USB 3.1 Gen 1 LAN |
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) |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
SOFTWARE | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Operating System (OS) | Windows 10 Home in S mode | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
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Software Included | - | Glance by Mirametrix |
MISCELLANEOUS | Dell Inspiron 3480 | Lenovo ThinkPad T14s Gen 4 (21F9) |
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Included Accessories | Power adapter | USB-C power adapter, Lenovo USB-C to Ethernet Adapter |
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Security | - | 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 | 40 °C | 35 °C |
Min Operating Temperature | 0 °C | 5 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 8 - 95% |