News/Announcement
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October 2007
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BUYERS LABORATORY INC.
Test Report
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Comparative Ink-Jet Cartridge Yield Evaluation :
Lexmark “Old Fill” vs. Lexmark “New Fill” Cartridges
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Buyers Laboratory Inc.(BLI) was commissioned by Lexmark International, Inc. to conduct an
independent test of ink-jet cartridge page yield between “old fill” Lexmark cartridges versus “new fill” cartridges. As shown in the bar chart and data table below, Lexmark’s “new fill” cartridges consistently provided a higher page yield than the “old fill” cartridges throughout BLI’s tests.
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Average Page Yield Based on
ISO "90% Lower Confidence Bound" (Old Fill vs New Fill)
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Data Table - Page Yield Comparisons – Old Fill vs New Fill
ISO 90% Lower Confidence Bound (LCB) |
| Device |
Cartridge |
Black / Colour |
Old Fill |
New Fill |
% Page Yield Increase
in New Fill |
| X1270 |
#17 |
Black |
177,6 |
212,9 |
19,9 |
| #27 |
Colour |
186,9 |
221,0 |
18,2 |
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| X2470 |
#1 |
Black/Colour |
110,2 |
122,7 |
11,3 |
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| X2580 |
#2 |
Colour |
260,3 |
307,0 |
17,9 |
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| X4270 |
#71 |
Black |
235,7 |
270,9 |
14,9 |
| #70 |
Black |
488,8 |
577,5 |
18,1 |
| #20 |
Colour |
572,2 |
685,7 |
19,2 |
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| X5470 |
#32 |
Black |
316,2 |
355,6 |
12,5 |
| #33 |
Colour |
253,5 |
277,9 |
9,6 |
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| X6170 |
#83 |
Colour |
245,8 |
287,0 |
16,8 |
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| X9350 |
#43 |
Colour |
371,4 |
546,4 |
47,1 |
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Buyers Lab tested nine of each cartridge in accordance with ISO/IEC24711 using the ISO/IEC24712 Colour test suite. BLI (www.buyerslab.com) is the leading independent test lab and business consumer advocate for the document imaging industry. BLI is completely independent in all of its testing processes and subsequent reporting, and performs its extensive product evaluations in its test facilities located in Hackensack, NJ, and Wokingham, England.
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