In depth comparison and review of Lenovo ThinkPad T14 Gen 3 (21AH) and Lenovo ThinkPad T15p Gen 3 (21DA). 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 Lenovo ThinkPad T14 Gen 3 (21AH) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive battery life
good security features
efficient thermal management
average display brightness
modest onboard graphics
higher price point
limited color accuracy
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
DESIGN AND DIMENSIONS | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Product Type | Notebook - 180-degree hinge design | Notebook |
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Dimensions (WxDxH) | 31.77 cm x 22.69 cm x 1.79 cm | 36.65 cm x 25 cm x 2.27 cm |
Weight | 1.21 kg | 2.226 kg |
Case Material | Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
Colour | Thunder black | Black |
DISPLAY | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Screen Size (Type) | 14" - IPS | 15.6" - IPS |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1200 (WUXGA) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:10 | 16:9 |
Image Brightness | 400 cd/m² | 300 cd/m² |
Colour Gamut | 100% sRGB | 45% NTSC |
Features | Anti-glare, 170° viewing angle, Low Power, ICC template colour calibration | Anti-glare, 170° viewing angle, DC dimming |
PROCESSOR | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | Intel Core i7 (12th Gen) 12700H / 2.3 GHz |
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Max Turbo Speed | 4.4 GHz | 4.7 GHz |
Number of Cores | 10-core | 14-core |
Cache | 12 MB | 24 MB |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 16 GB) |
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Max RAM Supported | 40 GB | 64 GB |
RAM Type | DDR4 SDRAM | DDR5 SDRAM - non-ECC |
Speed | 3200 MHz | 4800 MHz |
Rated Speed | 3200 MHz | 4800 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
Slots Qty | 1 | 2 |
Empty Slots | 1 | 1 |
STORAGE | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Value |
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RAID Level | - | RAID 0, RAID 1 |
AUDIO & VIDEO | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | Intel Iris Xe Graphics | NVIDIA GeForce RTX 3050 / Intel Iris Xe Graphics |
Max Monitors Supported | 3 external monitor(s) | 2 external monitor(s) |
Video Memory | - | 4 GB GDDR6 SDRAM |
Camera | Yes - 1080p | Yes - 720p |
Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus, Human Presence Detection (software) | Privacy shutter, IR camera, Windows Hello, fixed focus |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3287 | Realtek ALC3287 |
Compliant Standards | High Definition Audio, Dolby Audio, Dolby Voice | High Definition Audio, Dolby Audio Premium, Dolby Voice |
COMMUNICATIONS | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | Intel Wi-Fi 6E AX 211 | Intel Wi-Fi 6E AX 211 |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | Intel I219-V | Intel I219-V |
Features | Wake-on-LAN (WOL), dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
WWAN |
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Generation | 4G upgradable | 4G upgradable |
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BATTERY | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Technology | Lithium polymer | Lithium polymer |
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Battery Capacity (Size) | 39.3 Wh | 68 Wh |
AC ADAPTER | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt | 135 Watt |
INPUT | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | Yes |
Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Slots | - | 2 x M.2 (PCI Express 4.0 x4) (1 free) |
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Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
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 T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English |
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Software Included | Glance by Mirametrix | - |
MISCELLANEOUS | Lenovo ThinkPad T14 Gen 3 (21AH) | Lenovo ThinkPad T15p Gen 3 (21DA) |
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Included Accessories | USB-C power adapter | Power adapter |
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Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
Security Slot Type | Kensington nano security slot | Kensington security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0 | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified | RoHS, TCG Certified |
ENERGY STAR Certified | Yes | Yes |
EPEAT Compliant | EPEAT Gold | EPEAT Gold |
Max Operating Temperature | 35 °C | 35 °C |
Min Operating Temperature | 5 °C | 5 °C |
Humidity Range Operating | 8 - 95% | 8 - 95% |
Manufacturer Warranty | Base warranty - 3 years - pick-up and return Extended warranty - 1 year - on-site Base warranty - battery - 1 year |
Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |