that's not saying much

that's not saying much

That is rather unremarkable, unimportant, or unimpressive relative to someone or something else or some broader picture. Well, the president has managed to get the economy to a better position than where his predecessor left it, but then that's not saying much. I'm a slightly better cook than my wife, but that isn't saying much.
See also: much, not, saying
Farlex Dictionary of Idioms.

it’s/that’s not ˈsaying much, etc.

used to show that what you have just said is not particularly remarkable or impressive: She’s a better player than me, but that’s not saying much (= because I’m a very bad player).
See also: not, saying
Farlex Partner Idioms Dictionary
See also:
  • that's hardly saying much
  • it's hardly saying much
  • it's not saying much
  • it's/that's not saying much, etc.
  • no great shakes
  • no screaming hell
  • be no screaming hell
  • weak tea
  • compare
  • be as nothing (compared) to (someone or something)
References in classic literature
Though that's not saying much; for there's no head in my right hand, and no heart.
The First Minister, who has called for the UK to remain part of the European customs union and single market, said the plan had "more realism in it than we've seen before from the UK Government" but added: "That's not saying much."
Everton's best midfielder by keeping possession well enough, but that's not saying much.
Though that's not saying much. Lady C's so posh, her idea of a bit of rough is the Duke of Kent.
I suppose that's not saying much when you're up against strawberry fridge magnets, oddly twee Andy Murray aprons and Wombles paraphernalia, but it still surprised me.
Asked how he felt about being one of the oldest starters on the team, Zeller laughed and replied, "That's not saying much for where we're at right now.
Given the likes of Annabelle, The Quite Ones and Deliver Us From Evil, that's not saying much, but at least The Babadook favours atmospherics over cheap boo!
BIG SCHOOL (9.30pm BBC1) "THIS is better than an episode of Waterloo Road!" gasps flame-haired French teacher Miss Postern tonight, although, let's be honest, that's not saying much.
But that's not saying much, since state and federal governments have done an abysmal job of repairing and replacing aging bridges at a time when demands on them are increasing.
It's certainly the film of the week but, given the company, that's not saying much.
"It was built in the same style as the Viking ships, but that's not saying much - some ships on Norway's west coast are still built in that style.
It trades at a multiple of only 10.57 at $26.61, but even though it's not far off a 52-week high, that's not saying much since the company's stock hasn't been about $40 per share in five years.
That's not saying much though, as I don't think Dickens has made a repeat performance in the small smoke that is home since then.
While many industry insiders from raw material suppliers, paint manufacturers and consultants believe 2010 will be better than 2009, that's not saying much. And what exactly does better mean?
I know that's not saying much, but there were discernible signs of improvement for us to cling on to as we enter the New Year, desperate as we were for a Christmas rebirth which might lead to a resurrection of our Champions League hopes come next Easter.