I have Manjaro on a Terabyte drive & 467 Gig is used. I have less hardly anythibg installed & none of it is big.
Here is my package list.
acpi
acpid
acpilight
adwaita-icon-theme
alsa-firmware
alsa-utils
amd-ucode
atril
avahi
b43-fwcutter
bash
blender
blueman
brisk-menu
btrfs-progs
bzip2
caja
caja-open-terminal
caja-wallpaper
chntpw
coreutils
cpupower
cronie
cryptsetup
dconf-editor
device-mapper
dhclient
dhcpcd
diffutils
dmidecode
dmraid
dnsmasq
dosfstools
e2fsprogs
ecryptfs-utils
efibootmgr
engrampa
eom
exfat-utils
f2fs-tools
ffmpegthumbnailer
file
filesystem
findutils
firefox
gawk
gcc-libs
gettext
gimp
glibc
glibc-locales
gnome-disk-utility
gnome-keyring
gparted
grep
grilo-plugins
grub
grub-theme-manjaro
gsmartcontrol
gst-libav
gst-plugins-bad
gst-plugins-base
gst-plugins-good
gst-plugins-ugly
gtk3
gucharmap
gufw
gvfs-afc
gvfs-gphoto2
gvfs-mtp
gvfs-smb
gzip
haveged
heimdall
hexchat
imagewriter
inetutils
inxi
iproute2
iputils
jfsutils
jre17-openjdk
jre17-openjdk-headless
kernel-alive
kgamma5
less
lib32-mesa-demos
lib32-nvidia-utils
libappindicator-gtk3
libdvdcss
libreoffice-still
licenses
light
lightdm
lightdm-settings
lightdm-slick-greeter
linux61
linux61-nvidia
logrotate
lollypop
lvm2
man-db
man-pages
manjaro-alsa
manjaro-application-utility
manjaro-artwork
manjaro-aur-support
manjaro-browser-settings
manjaro-hello
manjaro-hotfixes
manjaro-mate-panel-layout
manjaro-mate-settings
manjaro-printer
manjaro-pulse
manjaro-release
manjaro-settings-manager-notifier
manjaro-system
manjaro-wallpapers-18.0
manjaro-zsh-config
marco
matcha-gtk-theme
mate-applet-dock
mate-applets
mate-backgrounds
mate-calc
mate-control-center
mate-desktop
mate-icon-theme
mate-media
mate-menus
mate-notification-daemon
mate-notification-theme-slate
mate-panel
mate-polkit
mate-power-manager
mate-screensaver
mate-session-manager
mate-settings-daemon
mate-system-monitor
mate-terminal
mate-themes
mate-tweak
mate-user-guide
mate-utils
mate-wallpapers
mc
mdadm
memtest86+
mesa-demos
mhwd
mhwd-db
mkinitcpio-openswap
mobile-broadband-provider-info
modemmanager
mozo
nano
netctl
network-manager-applet
networkmanager
networkmanager-openconnect
networkmanager-openvpn
networkmanager-pptp
networkmanager-vpnc
nfs-utils
nss-mdns
ntfs-3g
ntp
numlockx
nvidia-utils
onlyoffice-desktopeditors
openresolv
openssh
os-prober
pacman
pacui
pamac-gtk
papirus-maia-icon-theme
pciutils
perl
pidgin
plank
pluma
powertop
procps-ng
psmisc
pulseaudio-bluetooth
pulseaudio-ctl
pulseaudio-zeroconf
reiserfsprogs
rsync
s-nail
sed
shadow
simplescreenrecorder
snapd
spectre-meltdown-checker
squashfs-tools
sudo
sysfsutils
systemd
systemd-fsck-silent
systemd-sysvcompat
tar
terminus-font
texinfo
timeshift
tlp
transmission-gtk
ttf-bitstream-vera
ttf-dejavu
ttf-droid
ttf-inconsolata
ttf-indic-otf
ttf-liberation
uget
usb_modeswitch
usbutils
util-linux
vi
vlc
vokoscreen
wallpapers-2018
wget
which
wpa_supplicant
xcursor-breeze
xdg-user-dirs
xdg-user-dirs-gtk
xdg-utils
xf86-input-elographics
xf86-input-evdev
xf86-input-libinput
xf86-input-void
xfsprogs
xorg-server
xorg-twm
xorg-xgamma
xorg-xinit
xterm
xz
yelp
