Selection guide
![]() |
![]() |
Product summary | |
Highly accurate, easy-to-use quantification of a single sample of DNA, RNA, or protein | Highly accurate, easy-to-use quantification of a up to eight samples of DNA, RNA, or protein |
Detailed comparison table
Feature | Qubit 4 Fluorometer | Qubit Flex Fluorometer |
---|---|---|
Sample throughput | 1 sample in 3 seconds | 1–8 samples in 3 seconds |
User interface | 5.7-inch color touchscreen | 8-inch color touchscreen |
Onboard calculators | Reagent calculator | Reagent calculator Assay Range calculator Molarity calculator Normalization calculator |
System Check | Qubit 4 System Verification Assay Kit | Qubit Flex System Verification Assay Kit |
Fluorometer mode | Yes | Yes |
Programmable open format | Yes, MyQubit | No |
Instrument footprint | 13.6 x 25 x 5.5 cm
5.4 x 10 x 2.2 in. |
18.6 x 28.2 x 10.3 cm
7.3 x 11.1 x 4.1 in. |
Sample data storage | 1,000 samples | 10,000 samples |
Data export |
|
|
Light sources | Blue LED (peak ~470 nm) Red LED (peak ~635 nm) |
Blue LED (peak ~460–480 nm) Red LED (peak ~620–640 nm) |
Excitation filters | Blue LED (430–495 nm) Red LED (600–645 nm) |
Blue LED (456–484 nm) Red LED (612–644 nm) |
Emission filters | Green (510–580 nm) Red (665–720 nm) |
Green (513–563 nm) Far-red (671–693 nm) |
21 CFR Part 11 software support | Not available | Optional add-on SAE software |