A hand mixer is often enough for occasional batters and other mixtures its manufacturer permits. It takes less dedicated counter space than a stand mixer, but your hand supplies the support while it runs. Weight, balance and vibration therefore belong in the purchase decision.
If you can hold a display model, imagine using it over your usual bowl for several minutes. The grip should not force an awkward wrist position. Check whether the controls can be reached comfortably without losing your hold on the handle.
A gentle start is useful
Speed labels are not standardized performance comparisons between models. Look at how the mixer begins and how easily you can change settings. A controllable lower speed can help when incorporating ingredients that would otherwise scatter, but follow the recipe and appliance instructions for the mixture.
Different attachments have different purposes and limits. Dough hooks included in a box do not mean the mixer can handle every dough or batch size. Read the permitted quantities and operating times before treating it as a replacement for a heavier machine.
Check how beaters are installed and released. Some paired attachments have specific positions. Disconnect the mixer before changing or cleaning them as instructed, and keep utensils and hands away from moving parts during use.
Make cleanup part of the comparison
Food can collect around attachment sockets and vents. The motor housing must be cleaned by the method in the manual rather than immersed with the beaters. Dishwasher permission for removable parts does not apply automatically to the whole appliance.
A storage case can keep attachments together, but it should be easy to close without trapping a damp part or sharply bending the cord. Without a case, choose a place where the beaters will not catch other utensils and the cord remains undamaged.
For occasional baking, a clear manual and a manageable body are strong reasons to choose one model over another. Keep the first recipes within its stated workload, and let the mixer stop for any required cooling periods. The appliance should make a task easier without asking your hand to compensate for an unsuitable size or grip.