Bands, not points
Most lenders group credit scores into bands - something like below 650, 650-699, 700-749, 750 and above, though the exact boundaries and number of bands vary by lender and aren’t publicly standardized. Each band is typically associated with a different rate offer or approval likelihood. Moving within a band - say from 715 to 730 - often changes nothing about your offer, because you’re still in the same risk bucket as far as that lender’s pricing model is concerned. Moving across a band boundary - from 748 to 752 - can produce a real difference in the rate you’re offered, even though the point gap is smaller than the within-band example.
Why this matters for timing
If you’re close to a band boundary and not in a hurry, it can be worth understanding roughly where that boundary sits before applying, since a small, achievable improvement that crosses it can matter more than a larger improvement that stays within the same band. This isn’t about gaming the system - it’s about understanding that score improvements aren’t linear in their effect on your actual offer.
What actually moves your score
A handful of factors carry most of the weight: payment history (on-time payments, consistently, over time), credit utilization (how much of your available credit limit you’re actually using - lower is generally better), length of credit history, the mix of credit types you carry, and the number of recent hard inquiries. None of these move overnight; score changes typically reflect months of behavior, not a single action taken right before applying.
A point worth knowing
Checking your own score through official channels (a "soft" inquiry) doesn’t affect your score. Multiple lenders each running a "hard" inquiry within a short window, on the other hand, can - which is part of why applying to many lenders simultaneously without coordination can quietly work against you, separate from whatever each individual lender’s decision turns out to be.