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ArticlesHigh-End Ultraportables


October 1995 / BYTE Lab Product Report / High-End Ultraportables

We tested five high-end ultraportables that should reduce a road warrior's fears about taking to the streets. These systems cost you dearly at $3495 or higher, but they all feature 486DX4 processors, and all but the Gateway 2000 Liberty DX4-100 Deluxe have active-matrix displays.

What Gateway's Liberty lacks in screen quality, however, it makes up for in performance by surpassing all the others in our high-level InterMark benchmarks. The Liberty is truly built for speed, with 24 MB of RAM and a 100-MHz 486DX4 processor. It is also the only one with 256 KB of secondary cache memory. The Zeos Meridian 400A also has a 100-MHz 486DX4 and draws bit-mapped Windows images faster than the Liberty does.

The Liberty has an expansive, 10.4-inch dual-scan LCD that surprisingly scored lower than ma ny passive-matrix displays in our screen-quality tests. Testers believed that its colors were somewhat washed out in our color-bar test. The remaining high-end ultraportables did much better in the screen-quality tests, thanks to their active-matrix LCDs.

We were also impressed with the unique designs of the ultraportables. IBM's ThinkPad 701C, which was held back by its short battery life (2 hours and 9 minutes), has a TrackWrite keyboard (known as Butterfly) that slides out and extends over the edges of the chassis. The 85-key keyboard is surprisingly firm to the touch. Our winner in this category, the slick-looking Digital Equipment HiNote Ultra CT475, features a Floppy Dock, which houses a 3-1/2-inch floppy drive and connects underneath the HiNote; it angles the keyboard, increasing typing comfort. Also, the HiNote, the ThinkPad 701C, and the Hewlett-Packard OmniBook 600CT have built-in sound with high-quality speakers, and the latter two have built-in microphones.


Digital HiNote Ultra CT475

At 5.6 pounds with all its accessories, the HiNote Ultra CT475's 9
1/2-inch active-matrix LCD gets the highest screen rating with deep
yellows and dark blacks in our color-bar tests. Testers liked its
unique trackball design (see "Honorable Mentions") and the upright 
status LCD located to the right of the screen instead of below it. 
The HiNote's lithium-ion battery pack (4 hours and 40 minutes -- 
second best overall) conveniently clips on the rear of the system, 
and Digital's optional Mobile Media Module ($899) turns the HiNote 
into a multimedia notebook. Its only drawback is a $4999 price tag.


                                  PRICE AS               BATTERY LIFE
                                  TESTED    CPU/SPEED    (HR:MIN:SEC)
=====================================================================
DEC HiNote Ultra CT475            $4999     486DX4/75      4:39:55
Gateway 2000 Liberty DX4-100 DL   $4499     486DX4/100     4:15:12
HP OmniBook 600CT                 $399
9     486DX4/75      5:46:10
Zeos Meridian 400A                $3495     486DX4/100     2:29:49
IBM ThinkPad 701C                 $4599     486DX4/75      2:08:32


                                  OVERALL           EASE OF   SCREEN
                                  SCORE   FEATURES  USE       QUALITY
=====================================================================
DEC HiNote Ultra CT475            ***     ***       ***       ****
Gateway 2000 Liberty DX4-100 DL   ***     ***       ***       *
HP OmniBook 600CT                 ***     **        ***       ***
Zeos Meridian 400A                ***     ***       ***       ****
IBM ThinkPad 701C                 **      ***       ***       ***

Key: Ratings from 1 to 4: * is the lowest; **** is the highest.




The Road Warrior's High-End Companion

photo_link (20 Kbytes)

Clockwise from lower right: IBM's ThinkPad, Digital's HiNote, Zeos's Meridian 400A, Gateway's Liberty, and HP's OmniBook display NSTL's color-bar test.


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