A pregnancy test measures one thing: hCG, the hormone the body makes once an embryo implants. Every type below detects the same hormone. What differs is how the result is shown, how many tests you get, and how much a second or third test costs you. If you are in the two-week wait, that difference matters more than it sounds.
The three types side by side
| Type | How you use it | How you read it | Cost per test | Best when |
|---|---|---|---|---|
| Strips (dip) | Collect urine in a cup, dip for a few seconds | Two lines, you judge them | Lowest | You expect to test several times |
| Midstream | Hold the tip in the urine stream | Two lines in a wider window | Medium | You want a single, easy test |
| Digital | Hold the tip in the urine stream | Words on a screen | Highest | A faint line would stress you out |
Which one should you actually buy?
If you are testing after a natural cycle, a pack of strips plus one digital test for the final confirmation is a common, sensible combination. If you have had an embryo transfer, your clinic will give you a date for a blood test. Ask them whether they want you to test at home at all before that, and which date they trust.
The three options
These are product types to search for, not endorsements of a brand. We have not tested them.
Pregnancy test strips (dip type)
Best for: Testing more than once, or testing a few days in a row
The same hCG test as the others, at a lower cost per test. You dip the strip in a clean cup, which also makes it easy to test with diluted or concentrated urine on purpose.
What to look for
- A stated sensitivity (for example 10–25 mIU/mL)
- Individually sealed strips
- Expiry date well in the future
Midstream pregnancy test
Best for: People who want a simple hold-and-wait test with no cup
You hold the absorbent tip in the urine stream. The wider handle makes the result window easier to read than a thin strip.
What to look for
- A clear control line and result window
- Sealed individual pouch
- Instructions you can follow at 6 a.m.
Digital pregnancy test
Best for: Anyone who does not trust themselves to judge a faint line
It shows a plain "pregnant" or "not pregnant" message, so there is no squinting at a second line. It costs more per test.
What to look for
- Clear display wording
- Read-by time stated on the pack
- Batteries built in
What to look for on any pack
- Sensitivity: a lower number (such as 10 mIU/mL) detects hCG earlier than a higher one, but earlier is not always better when you are anxious.
- Expiry date: check it before you buy. An expired test can give a wrong result.
- Sealed pouches: avoid loose or opened packs.
- The read-by window: a line that appears after the stated time can be an evaporation line, not a result.
Trying to time intercourse before you get here? Our ovulation test kit guide compares strips, midstream and digital tests for the fertile window, and the two-week wait comfort kit covers the rest of the waiting.