Lenovo ThinkPad X280 vs Lenovo ThinkPad X61

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

ThinkPad X280 compared with ThinkPad X61
LenovoThinkPad X280LenovoThinkPad X61
Overview
ReleasedJanuary 2018June 2007
Display
Screen size12.5″12.1″
Resolution1920 × 1080 (better)1024 × 768
PanelIPS LCD–
Brightness300 nits (better)150 nits
TouchscreenYesNo
Display typeListed FHD IPS ten-point touch panel; FHD non-touch and HD 1366 × 768 options also offered; non-touch FHD not offered in US12.1-inch 4:3 XGA TFT LCD with 300:1 maker contrast; native refresh and panel subtype unpublished in PSREF
Screen finishAnti-glareAnti-glare
Performance
ProcessorIntel Core i5-8250UIntel Core 2 Duo T7300
CPU cores42
CPU threads8–
GraphicsIntel UHD Graphics 620Intel Graphics Media Accelerator X3100
Memory8 GB (better)1 GB
Storage512 GB (better)120 GB
CPU7th- or 8th-generation Intel Core processors; listed configuration verified by Windows CentralListed US 7675-4KU has dual-core Core 2 Duo T7300 at 2.00 GHz, 800 MHz bus and 4 MB L2 cache; later configurations added T7250, T7500, T8100 or T8300
GPUIntegrated Intel HD Graphics 620 or UHD Graphics 620, depending on processorIntel GMA X3100 integrated in GM965; external VGA only, no DVI output
Memory typeDDR4-2400 soldered to system board; no sockets, up to 16 GB; 4 GB option not offered in US or EMEAListed 7675-4KU has 1 GB PC2-5300 DDR2-667 in one socket; two 200-pin SO-DIMM sockets, maker 4 GB maximum
Storage typeReplaceable M.2 SATA or PCIe 3.0 ×4 NVMe SSD; listed configuration has a 512 GB PCIe SSD (Windows Central)Listed 7675-4KU has 120 GB 5400 rpm SATA 1.5 Gb/s hard drive; replaceable 9.5 mm disk with shock mount and Active Protection System; optical drive available through optional X6 UltraBase
Battery and size
Battery life (maker's claim)Up to 16.6 hoursUp to 3.9 hours
Battery capacity48 Wh–
Weight1.27 kg (better)1.41 kg
Thickness17.8 mm (better)35 mm
Width × depth307.7 × 209.8 mm268 × 211 mm
Battery life detailIntegrated 48 Wh battery; up to 16.6 hours in MobileMark 2014; Rapid Charge up to 80% in one hour with 65 W adapter; weight shown for touch configuration, non-touch FHD starts at 1.13 kg, HD at 1.26 kg; body thickness 17.4–17.8 mmListed four-cell enhanced lithium-ion battery has maker maximum 3.9 hours; eight-cell up to 7.8 hours or eight-cell plus Extended Life Battery up to 10.7 hours. Headline starting weight 1.41 kg and depth 211 mm apply to four-cell without UltraBase; eight-cell starts at 1.63 kg and depth 238 mm. Maker height range 20–35 mm, maximum 35 mm listed
Charger45 W or 65 W USB-C adapter65 W AC adapter
MaterialsGlass-fibre display cover on HD and FHD touch models; carbon-fibre cover on FHD non-touch; magnesium/aluminium bottomMagnesium-alloy casing
ColoursBlackBlack
Connections
Ports2 × USB-A, 2 × USB-C, Thunderbolt, HDMI, microSD slot, headphone jack3 × USB-A, Ethernet, SD card slot, headphone jack
Wi-FiIntel Wireless-AC 8265, 2×2 802.11acIntel PRO/Wireless 3945ABG, 802.11a/b/g on listed US 7675-4KU
BluetoothBluetooth 4.1Bluetooth 2.0
WebcamOptional 720p with ThinkShutter, or IR plus 720p without shutterNo built-in webcam listed
Operating systemWindowsWindows
Port detailTwo USB-A 3.1 Gen 1, USB-C Gen 1 with PD/DisplayPort, USB-C Gen 2/Thunderbolt 3 with PD/DisplayPort, HDMI 1.4b, Ethernet extension connector, microSD/nano-SIM combo slot, combo audio and side dock; optional smart card reader; RJ-45 requires ThinkPad Ethernet Extension Adapter Gen 2Three USB 2.0, VGA, RJ-11 modem, Gigabit RJ-45, four-pin FireWire 400, SD slot, CardBus slot and separate microphone/headphone jacks; X6 UltraBase optional, with additional ports and Ultrabay Slim
External displaysUp to three independent displays; USB-C up to 4096 × 2304 at 60 Hz, HDMI up to 4096 × 2160 at 30 Hz–
KeyboardSix-row spill-resistant keyboard with optional LED backlight89-key spill-resistant keyboard, ThinkVantage button and ThinkLight; maker specifies 18.5 mm pitch and 2.5 mm travel
TrackpadButtonless Mylar multi-touch touchpad and TrackPointNo touchpad; TrackPoint with Press-to-Select and scroll function
SpeakersStereo speakers, 2 W × 2, Dolby Audio PremiumMono 0.5 W speaker with dedicated volume/mute buttons
MicrophonesDual-array microphonesInternal microphone and separate microphone-input jack
BiometricsOptional touch fingerprint reader or IR camera; discrete TPM 2.0Fingerprint reader on listed model; Atmel TPM 1.2, power-on, hard-drive and supervisor passwords

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