In depth comparison and review of Acer ConceptD 7 (CN715-71) and Lenovo ThinkPad T14 Gen 4 (21HD). 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 4 (21HD) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive security features
good battery life
efficient performance
heavier than competitors
average display brightness
limited color options
higher price point
DESIGN AND DIMENSIONS | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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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 | 1.36 kg |
Case Material | - | Carbon fibre hybrid (top), polyphenylene sulfide (bottom) |
Colour | White | Thunder black |
DISPLAY | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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Screen Size (Type) | 15.6" - IPS | 14" - IPS |
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LCD Backlight Technology | 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 |
PROCESSOR | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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CPU | Intel Core i7 (9th Gen) 9750H / 2.6 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
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Max Turbo Speed | 4.5 GHz | 4.6 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 4 (21HD) |
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RAM | 16 GB (2 x 8 GB) | 16 GB (provided memory is soldered) |
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Max RAM Supported | 32 GB | 32 GB |
RAM Type | DDR4 SDRAM | DDR5 SDRAM |
Speed | - | 5200 MHz |
Rated Speed | - | 5200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
Slots Qty | 2 | 1 |
Empty Slots | 0 | 1 |
STORAGE | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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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 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
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AUDIO & VIDEO | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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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 - 1080p |
Camera Features | - | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | - | High Definition Audio, Dolby Audio |
Audio Features | MaxxAudio, MaxxBass, MaxxDialog | Input: Dolby Voice, 360° far-field |
COMMUNICATIONS | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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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 | Intel I219-V |
Features | Killer DoubleShot Pro Technology | Wake-on-LAN (WOL), dual stream (2x2) |
WWAN |
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Generation | - | 4G upgradable |
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BATTERY | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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Technology | 4-cell Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 84 Wh | 52.5 Wh |
Battery Life | Up to 8 hours | - |
AC ADAPTER | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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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 |
INPUT | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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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 4 (21HD) |
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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 (4K support) LAN Headphone/microphone combo jack |
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SOFTWARE | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Pro - English |
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Software Included | - | Glance by Mirametrix |
MISCELLANEOUS | Acer ConceptD 7 (CN715-71) | Lenovo ThinkPad T14 Gen 4 (21HD) |
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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, smart card 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, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, 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 |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 1 year - on-site - response time: next business day |
Model Number | 70FF | - |