In depth comparison and review of Acer ConceptD 7 (CN715-71) and Lenovo ThinkPad T14 Gen 3 (21AJ). 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 Acer ConceptD 7 (CN715-71) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful i7 processor
4K UHD display
accurate color reproduction
ample storage capacity
robust design
heavy build
high price point
average battery life
limited port selection
Advantages and disadvantages of Lenovo ThinkPad T14 Gen 3 (21AJ) 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
ample connectivity options
relatively heavy
average display brightness
costly base model
noisy under load
DESIGN AND DIMENSIONS | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 35.85 cm x 25.5 cm x 1.79 cm | 31.77 cm x 22.69 cm x 1.79 cm |
Weight | 2.1 kg | 1.21 kg |
Case Material | - | Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) |
Colour | White | Thunder black |
DISPLAY | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Screen Size (Type) | 15.6" - IPS | 14" - IPS |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 3840 x 2160 (Ultra HD 4K) | 1920 x 1200 (WUXGA) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:10 |
Image Brightness | 400 cd/m² | 300 cd/m² |
Colour Gamut | 100% Adobe RGB | 45% NTSC |
Features | Anti-glare, ComfyView, 30 ms response rate, Narrow Border Display, Delta E<2 calibration, Pantone Validated | Anti-glare, 170° viewing angle |
PROCESSOR | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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CPU | Intel Core i7 (9th Gen) 9750H / 2.6 GHz | Intel Core i5 (12th Gen) 1245U / 1.6 GHz |
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Max Turbo Speed | 4.5 GHz | 4.4 GHz |
Number of Cores | 6-core | 10-core |
Cache | L3 - 12 MB | 12 MB |
64-bit Computing | Yes | - |
Chipset | Mobile Intel HM370 | - |
Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
MEMORY | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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RAM | 16 GB (2 x 8 GB) | 8 GB (provided memory is soldered) |
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Max RAM Supported | 32 GB | 40 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | - | 3200 MHz |
Rated Speed | - | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 1 |
Empty Slots | 0 | 1 |
STORAGE | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) - SanDisk | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - SK Hynix |
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AUDIO & VIDEO | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Graphics Processor (GPU) | NVIDIA GeForce RTX 2080 | Intel Iris Xe Graphics |
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Max Monitors Supported | - | 3 external monitor(s) |
Video Memory | 8 GB GDDR6 SDRAM | - |
Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
Camera | Yes - HD | Yes - 720p |
Camera Features | - | Privacy shutter, fixed focus |
Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | - | High Definition Audio, Dolby Audio, Dolby Voice |
Audio Features | MaxxAudio, MaxxBass, MaxxDialog | - |
COMMUNICATIONS | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | Killer Wireless-AC 1550i - M.2 Card | Intel Wi-Fi 6E AX 211 |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | Killer E3000 | - |
Features | Killer DoubleShot Pro Technology | Wake-on-LAN (WOL) |
WWAN |
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Generation | - | 4G |
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Technology | - | LTE |
Controller | - | Quectel EM05-G - M.2 Card |
BATTERY | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Technology | 4-cell Lithium Ion | 3-cell lithium polymer |
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Battery Capacity (Size) | 84 Wh | 39.3 Wh |
Battery Life | Up to 8 hours | - |
AC ADAPTER | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 180 Watt, 19.5 V | 65 Watt, 5 / 9 / 15 / 20 V |
INPUT | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | - |
Keyboard Backlight | Yes | Yes |
Features | Multi-gesture touch pad, precision touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Slots | - | 1 x Nano-SIM card (1 free) |
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Interfaces | HDMI Mini DisplayPort LAN USB 3.0 (with power off charging) USB-C 3.1 Gen 2 (supports Thunderbolt 3) Microphone input Headphone output 2 x USB-C 3.1 Gen 1 |
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 |
SOFTWARE | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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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 |
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MISCELLANEOUS | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 3 (21AJ) |
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Included Accessories | Power adapter | USB-C power adapter |
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Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | Kensington security slot | Kensington nano security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | Power capacity indicator, battery life Indicator, AeroBlade fan | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication |
Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
ENERGY STAR Certified | - | Yes |
EPEAT Compliant | - | EPEAT Gold |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
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Model Number | 70FF | - |